diff --git a/Cargo.lock b/Cargo.lock
index 641ac8b1..26b3ff8c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,18 +2,18 @@
 # It is not intended for manual editing.
 [[package]]
 name = "addr2line"
-version = "0.12.1"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a49806b9dadc843c61e7c97e72490ad7f7220ae249012fbda9ad0609457c0543"
+checksum = "1b6a2d3371669ab3ca9797670853d61402b03d0b4b9ebf33d677dfa720203072"
 dependencies = [
  "gimli",
 ]
 
 [[package]]
-name = "adler32"
-version = "1.0.4"
+name = "adler"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d2e7343e7fc9de883d1b0341e0b13970f764c14101234857d2ddafa1cb1cac2"
+checksum = "ee2a4ec343196209d6594e19543ae87a39f96d5534d7174822a3ad825dd6ed7e"
 
 [[package]]
 name = "aead"
@@ -89,7 +89,7 @@ dependencies = [
  "curve25519-dalek",
  "hkdf",
  "hmac 0.7.1",
- "nom 5.1.1",
+ "nom 5.1.2",
  "radix64",
  "rand 0.7.3",
  "scrypt",
@@ -108,14 +108,14 @@ checksum = "9edc5c56a290116d446475265057ff5bc44490f681ee15cb27111ed47d4afe78"
 dependencies = [
  "base64 0.11.0",
  "cookie-factory",
- "nom 5.1.1",
+ "nom 5.1.2",
 ]
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.10"
+version = "0.7.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8716408b8bc624ed7f65d223ddb9ac2d044c0547b6fa4b0d554f3a9540496ada"
+checksum = "043164d8ba5c4c3035fec9bbee8647c0261d788f3474306f93bb65901cae0e86"
 dependencies = [
  "memchr",
 ]
@@ -126,7 +126,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -168,9 +168,9 @@ checksum = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8"
 
 [[package]]
 name = "async-socks5"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "609de2890db64f56cfde4a45a4b946f4c037e3e39fc3f5a3f0989affb06e2f9d"
+checksum = "575663f6d00adcfc4289d3f0825f49856380e062c030e799a2f9f4a275d842d6"
 dependencies = [
  "async-trait",
  "thiserror",
@@ -179,13 +179,13 @@ dependencies = [
 
 [[package]]
 name = "async-trait"
-version = "0.1.35"
+version = "0.1.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89cb5d814ab2a47fd66d3266e9efccb53ca4c740b7451043b8ffcf9a6208f3f8"
+checksum = "a265e3abeffdce30b2e26b7a11b222fe37c6067404001b434101457d0385eb92"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
 ]
 
 [[package]]
@@ -196,7 +196,7 @@ checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
  "hermit-abi",
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -213,13 +213,14 @@ checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
 
 [[package]]
 name = "backtrace"
-version = "0.3.48"
+version = "0.3.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0df2f85c8a2abbe3b7d7e748052fdd9b76a0458fdeb16ad4223f5eca78c7c130"
+checksum = "46254cf2fdcdf1badb5934448c1bcbe046a56537b3987d96c51a7afc5d03f293"
 dependencies = [
  "addr2line",
  "cfg-if",
  "libc",
+ "miniz_oxide",
  "object",
  "rustc-demangle",
 ]
@@ -242,9 +243,9 @@ checksum = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
 
 [[package]]
 name = "base64"
-version = "0.12.1"
+version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53d1ccbaf7d9ec9537465a97bf19edc1a4e158ecb49fc16178202238c569cc42"
+checksum = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
 
 [[package]]
 name = "bcrypt-pbkdf"
@@ -282,7 +283,7 @@ dependencies = [
  "lazycell",
  "log",
  "peeking_take_while",
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
  "regex",
  "rustc-hash",
@@ -444,9 +445,9 @@ checksum = "08c48aae112d48ed9f069b33538ea9e3e90aa263cfa3d1c24309612b1f7472de"
 
 [[package]]
 name = "bytes"
-version = "0.5.4"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "130aac562c0dd69c56b3b1cc8ffd2e17be31d0b6c25b61c96b76231aa23e39e1"
+checksum = "0e4cec68f03f32e44924783795810fa50a7035d8c8ebe78580ad7e6c703fba38"
 
 [[package]]
 name = "c2-chacha"
@@ -473,9 +474,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.54"
+version = "1.0.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7bbb73db36c1246e9034e307d0fba23f9a2e251faa47ade70c1bd252220c8311"
+checksum = "f9a06fb2e53271d7c279ec1efea6ab691c35a2ae67ec0d91d7acec0caf13b518"
 dependencies = [
  "jobserver",
 ]
@@ -509,12 +510,12 @@ dependencies = [
 
 [[package]]
 name = "chrono"
-version = "0.4.11"
+version = "0.4.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "80094f509cf8b5ae86a4966a39b3ff66cd7e2a3e594accec3743ff3fabeab5b2"
+checksum = "c74d84029116787153e02106bf53e66828452a4b325cc8652b788b5967c0a0b6"
 dependencies = [
  "num-integer",
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
  "serde",
  "time",
 ]
@@ -532,9 +533,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "2.33.1"
+version = "2.33.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bdfa80d47f954d53a35a64987ca1422f495b8d6483c0fe9f7117b36c2a792129"
+checksum = "10040cdf04294b565d9e0319955430099ec3813a64c952b86a41200ad714ae48"
 dependencies = [
  "ansi_term",
  "atty",
@@ -546,15 +547,6 @@ dependencies = [
  "yaml-rust 0.3.5",
 ]
 
-[[package]]
-name = "clear_on_drop"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9cc5db465b294c3fa986d5bbb0f3017cd850bff6dd6c52f9ccff8b4d21b7b08"
-dependencies = [
- "cc",
-]
-
 [[package]]
 name = "cloudabi"
 version = "0.0.3"
@@ -651,12 +643,13 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-queue"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab6bffe714b6bb07e42f201352c34f51fefd355ace793f9e638ebd52d23f98d2"
+checksum = "774ba60a54c213d409d5353bda12d49cd68d14e45036a285234c8d6f91f92570"
 dependencies = [
  "cfg-if",
  "crossbeam-utils",
+ "maybe-uninit",
 ]
 
 [[package]]
@@ -728,7 +721,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39858aa5bac06462d4dd4b9164848eb81ffc4aa5c479746393598fd193afa227"
 dependencies = [
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
 ]
 
 [[package]]
@@ -756,9 +749,9 @@ dependencies = [
 
 [[package]]
 name = "data-encoding"
-version = "2.2.1"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72aa14c04dfae8dd7d8a2b1cb7ca2152618cd01336dbfe704b8dcbf8d41dbd69"
+checksum = "d4d0e2d24e5ee3b23a01de38eefdcd978907890701f08ffffd4cb457ca4ee8d6"
 
 [[package]]
 name = "difference"
@@ -792,7 +785,7 @@ checksum = "3fd78930633bd1c6e35c4b42b1df7b0cbc6bc191146e512bb3bedf243fcc3901"
 dependencies = [
  "libc",
  "redox_users",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -823,7 +816,7 @@ checksum = "8e93d7f5705de3e49895a2b5e0b8855a1c27f080192ae9c32a6432d50741a57a"
 dependencies = [
  "libc",
  "redox_users",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -834,7 +827,7 @@ checksum = "9c60f7b8a8953926148223260454befb50c751d3c50e1c178c4fd1ace4083c9a"
 dependencies = [
  "libc",
  "redox_users",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -845,9 +838,9 @@ checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
 [[package]]
 name = "dtoa"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4358a9e11b9a09cf52383b451b49a169e8d797b68aa02301ff586d70d9661ea3"
+checksum = "134951f4028bdadb9b84baf4232681efbf277da25144b9b0ad65df75946c422b"
 
 [[package]]
 name = "easy-jsonrpc-mw"
@@ -875,15 +868,26 @@ dependencies = [
 ]
 
 [[package]]
-name = "ed25519-dalek"
-version = "1.0.0-pre.3"
+name = "ed25519"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "978710b352437433c97b2bff193f2fb1dfd58a093f863dd95e225a19baa599a2"
+checksum = "bf038a7b6fd7ef78ad3348b63f3a17550877b0e28f8d68bcc94894d1412158bc"
+dependencies = [
+ "signature",
+]
+
+[[package]]
+name = "ed25519-dalek"
+version = "1.0.0-pre.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "21a8a37f4e8b35af971e6db5e3897e7a6344caa3f92f6544f88125a1f5f0035a"
 dependencies = [
- "clear_on_drop",
  "curve25519-dalek",
+ "ed25519",
  "rand 0.7.3",
+ "serde",
  "sha2 0.8.2",
+ "zeroize 1.1.0",
 ]
 
 [[package]]
@@ -936,9 +940,9 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "aa4da3c766cd7a0db8242e326e9e4e081edd567072893ed320008189715366a4"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
  "synstructure 0.12.4",
 ]
 
@@ -950,9 +954,9 @@ checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
 
 [[package]]
 name = "flate2"
-version = "1.0.14"
+version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2cfff41391129e0a856d6d822600b8d71179d46879e310417eb9c762eb178b42"
+checksum = "68c90b0fc46cf89d227cc78b40e494ff81287a92dd07631e5af0d06fe3cf885e"
 dependencies = [
  "cfg-if",
  "crc32fast",
@@ -1064,9 +1068,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d0b5a30a4328ab5473878237c447333c093297bded83a4983d10f4deea240d39"
 dependencies = [
  "proc-macro-hack",
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
 ]
 
 [[package]]
@@ -1141,15 +1145,15 @@ dependencies = [
 
 [[package]]
 name = "gimli"
-version = "0.21.0"
+version = "0.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcc8e0c9bce37868955864dbecd2b1ab2bdf967e6f28066d65aaac620444b65c"
+checksum = "aaf91faf136cb47367fa430cd46e37a788775e7fa104f8b4bcb3861dc389b724"
 
 [[package]]
 name = "git2"
-version = "0.13.6"
+version = "0.13.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11e4b2082980e751c4bf4273e9cbb4a02c655729c8ee8a79f66cad03c8f4d31e"
+checksum = "e6ac22e49b7d886b6802c66662b12609452248b1bc9e87d6d83ecea3db96f557"
 dependencies = [
  "bitflags 1.2.1",
  "libc",
@@ -1167,7 +1171,7 @@ checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 [[package]]
 name = "grin_api"
 version = "4.1.0-alpha.1"
-source = "git+https://github.com/mimblewimble/grin#4732a0b62bfaed8066fecf8adc6641ce1e0792f7"
+source = "git+https://github.com/mimblewimble/grin#34adaf797e9cc73b38cc0e5abcfd1969e6e21eac"
 dependencies = [
  "bytes",
  "easy-jsonrpc-mw",
@@ -1200,7 +1204,7 @@ dependencies = [
 [[package]]
 name = "grin_chain"
 version = "4.1.0-alpha.1"
-source = "git+https://github.com/mimblewimble/grin#4732a0b62bfaed8066fecf8adc6641ce1e0792f7"
+source = "git+https://github.com/mimblewimble/grin#34adaf797e9cc73b38cc0e5abcfd1969e6e21eac"
 dependencies = [
  "bit-vec",
  "bitflags 1.2.1",
@@ -1224,7 +1228,7 @@ dependencies = [
 [[package]]
 name = "grin_core"
 version = "4.1.0-alpha.1"
-source = "git+https://github.com/mimblewimble/grin#4732a0b62bfaed8066fecf8adc6641ce1e0792f7"
+source = "git+https://github.com/mimblewimble/grin#34adaf797e9cc73b38cc0e5abcfd1969e6e21eac"
 dependencies = [
  "blake2-rfc",
  "byteorder",
@@ -1250,7 +1254,7 @@ dependencies = [
 [[package]]
 name = "grin_keychain"
 version = "4.1.0-alpha.1"
-source = "git+https://github.com/mimblewimble/grin#4732a0b62bfaed8066fecf8adc6641ce1e0792f7"
+source = "git+https://github.com/mimblewimble/grin#34adaf797e9cc73b38cc0e5abcfd1969e6e21eac"
 dependencies = [
  "blake2-rfc",
  "byteorder",
@@ -1272,7 +1276,7 @@ dependencies = [
 [[package]]
 name = "grin_p2p"
 version = "4.1.0-alpha.1"
-source = "git+https://github.com/mimblewimble/grin#4732a0b62bfaed8066fecf8adc6641ce1e0792f7"
+source = "git+https://github.com/mimblewimble/grin#34adaf797e9cc73b38cc0e5abcfd1969e6e21eac"
 dependencies = [
  "bitflags 1.2.1",
  "chrono",
@@ -1293,7 +1297,7 @@ dependencies = [
 [[package]]
 name = "grin_pool"
 version = "4.1.0-alpha.1"
-source = "git+https://github.com/mimblewimble/grin#4732a0b62bfaed8066fecf8adc6641ce1e0792f7"
+source = "git+https://github.com/mimblewimble/grin#34adaf797e9cc73b38cc0e5abcfd1969e6e21eac"
 dependencies = [
  "blake2-rfc",
  "chrono",
@@ -1327,7 +1331,7 @@ dependencies = [
 [[package]]
 name = "grin_store"
 version = "4.1.0-alpha.1"
-source = "git+https://github.com/mimblewimble/grin#4732a0b62bfaed8066fecf8adc6641ce1e0792f7"
+source = "git+https://github.com/mimblewimble/grin#34adaf797e9cc73b38cc0e5abcfd1969e6e21eac"
 dependencies = [
  "byteorder",
  "croaring-mw",
@@ -1347,10 +1351,10 @@ dependencies = [
 [[package]]
 name = "grin_util"
 version = "4.1.0-alpha.1"
-source = "git+https://github.com/mimblewimble/grin#4732a0b62bfaed8066fecf8adc6641ce1e0792f7"
+source = "git+https://github.com/mimblewimble/grin#34adaf797e9cc73b38cc0e5abcfd1969e6e21eac"
 dependencies = [
  "backtrace",
- "base64 0.12.1",
+ "base64 0.12.3",
  "byteorder",
  "grin_secp256k1zkp",
  "lazy_static",
@@ -1397,7 +1401,7 @@ dependencies = [
 name = "grin_wallet_api"
 version = "4.1.0-alpha.1"
 dependencies = [
- "base64 0.12.1",
+ "base64 0.12.3",
  "chrono",
  "easy-jsonrpc-mw",
  "ed25519-dalek",
@@ -1548,9 +1552,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79b7246d7e4b979c03fa093da39cfb3617a96bbeee6310af63991668d7e843ff"
+checksum = "993f9e0baeed60001cf565546b0d3dbe6a6ad23f2bd31644a133c641eccf6d53"
 dependencies = [
  "bytes",
  "fnv",
@@ -1559,10 +1563,19 @@ dependencies = [
  "futures-util",
  "http",
  "indexmap",
- "log",
  "slab",
  "tokio",
  "tokio-util",
+ "tracing",
+]
+
+[[package]]
+name = "hashbrown"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e91b62f79061a0bc2e046024cb7ba44b08419ed238ecbd9adbd787434b9e8c25"
+dependencies = [
+ "autocfg 1.0.0",
 ]
 
 [[package]]
@@ -1576,9 +1589,9 @@ dependencies = [
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.13"
+version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91780f809e750b0a89f5544be56617ff6b1227ee485bcb06ebe10cdf89bd3b71"
+checksum = "3deed196b6e7f9e44a2ae8d94225d80302d81208b1bb673fd21fe634645c85a9"
 dependencies = [
  "libc",
 ]
@@ -1651,9 +1664,9 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "0.13.6"
+version = "0.13.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6e7655b9594024ad0ee439f3b5a7299369dc2a3f459b47c696f9ff676f9aa1f"
+checksum = "3e68a8dd9716185d9e64ea473ea6ef63529252e3e27623295a0378a19665d5eb"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -1664,12 +1677,12 @@ dependencies = [
  "http-body",
  "httparse",
  "itoa",
- "log",
  "pin-project",
  "socket2",
  "time",
  "tokio",
  "tower-service",
+ "tracing",
  "want",
 ]
 
@@ -1720,9 +1733,9 @@ dependencies = [
 
 [[package]]
 name = "hyper-tls"
-version = "0.4.1"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3adcd308402b9553630734e9c36b77a7e48b3821251ca2493e8cd596763aafaa"
+checksum = "d979acc56dcb5b8dddba3917601745e877576475aa046df3226eabdecef78eed"
 dependencies = [
  "bytes",
  "hyper",
@@ -1744,11 +1757,12 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.4.0"
+version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c398b2b113b55809ceb9ee3e753fcbac793f1956663f3c36549c1346015c2afe"
+checksum = "86b45e59b16c76b11bf9738fd5d38879d3bd28ad292d7b313608becb17ae2df9"
 dependencies = [
  "autocfg 1.0.0",
+ "hashbrown",
 ]
 
 [[package]]
@@ -1762,9 +1776,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8b7a7c0c47db5545ed3fef7468ee7bb5b74691498139e4b3f6a20685dc6dd8e"
+checksum = "dc6f3ad7b9d11a0c00842ff8de1b60ee58661048eb8049ed33c73594f359d7e6"
 
 [[package]]
 name = "jobserver"
@@ -1777,9 +1791,9 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.40"
+version = "0.3.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce10c23ad2ea25ceca0093bd3192229da4c5b3c0f2de499c1ecac0d98d452177"
+checksum = "85a7e2c92a4804dd459b86c339278d0fe87cf93757fae222c3fa3ae75458bc73"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -1827,28 +1841,28 @@ checksum = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
 
 [[package]]
 name = "lexical-core"
-version = "0.6.2"
+version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7043aa5c05dd34fb73b47acb8c3708eac428de4545ea3682ed2f11293ebd890"
+checksum = "db65c6da02e61f55dae90a0ae427b2a5f6b3e8db09f58d10efab23af92592616"
 dependencies = [
- "arrayvec 0.4.12",
+ "arrayvec 0.5.1",
+ "bitflags 1.2.1",
  "cfg-if",
- "rustc_version",
  "ryu",
  "static_assertions",
 ]
 
 [[package]]
 name = "libc"
-version = "0.2.71"
+version = "0.2.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9457b06509d27052635f90d6466700c65095fdf75409b3fbdd903e988b886f49"
+checksum = "a2f02823cf78b754822df5f7f268fb59822e7296276d3e069d8e8cb26a14bd10"
 
 [[package]]
 name = "libgit2-sys"
-version = "0.12.7+1.0.0"
+version = "0.12.9+1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcd07968649bcb7b9351ecfde53ca4d27673cccfdf57c84255ec18710f3153e0"
+checksum = "9b33bf3d9d4c45b48ae1ea7c334be69994624dc0a69f833d5d9f7605f24b552b"
 dependencies = [
  "cc",
  "libc",
@@ -1873,7 +1887,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f2b111a074963af1d37a139918ac6d49ad1d0d5e47f72fd55388619691a7d753"
 dependencies = [
  "cc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1896,7 +1910,7 @@ checksum = "28715d08e35c6c074f9ae6b2e6a2420bac75d050c66ecd669d7d5b98e2caa036"
 dependencies = [
  "dirs 1.0.5",
  "mortal",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1928,9 +1942,9 @@ dependencies = [
 
 [[package]]
 name = "log"
-version = "0.4.8"
+version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
+checksum = "4fabed175da42fed1fa0746b0ea71f412aa9d35e76e95e59b192c64b9dc2bf8b"
 dependencies = [
  "cfg-if",
  "serde",
@@ -1964,7 +1978,7 @@ dependencies = [
  "serde_yaml",
  "thread-id",
  "typemap",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2001,25 +2015,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6585fd95e7bb50d6cc31e20d4cf9afb4e2ba16c5846fc76793f11218da9c475b"
 dependencies = [
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
 name = "memoffset"
-version = "0.5.4"
+version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4fc2c02a7e374099d4ee95a193111f72d2110197fe200272371758f6c3643d8"
+checksum = "c198b026e1bbf08a937e94c6c60f9ec4a2267f5b0d2eec9c1b21b061ce2be55f"
 dependencies = [
  "autocfg 1.0.0",
 ]
 
 [[package]]
 name = "miniz_oxide"
-version = "0.3.7"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "791daaae1ed6889560f8c4359194f56648355540573244a5448a83ba1ecc7435"
+checksum = "be0f75932c1f6cfae3c04000e40114adf955636e19040f9c0a2c380702aa1c7f"
 dependencies = [
- "adler32",
+ "adler",
 ]
 
 [[package]]
@@ -2043,14 +2057,14 @@ dependencies = [
 
 [[package]]
 name = "mio-named-pipes"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f5e374eff525ce1c5b7687c4cef63943e7686524a387933ad27ca7ec43779cb3"
+checksum = "0840c1c50fd55e521b247f949c241c9997709f23bd7f023b9762cd561e935656"
 dependencies = [
  "log",
  "mio",
  "miow 0.3.5",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2083,7 +2097,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "07b88fb9795d4d36d62a012dfbf49a8f5cf12751f36d31a9dbe66d528e58979e"
 dependencies = [
  "socket2",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2099,7 +2113,7 @@ dependencies = [
  "terminfo",
  "unicode-normalization",
  "unicode-width",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2128,7 +2142,7 @@ checksum = "2ba7c918ac76704fb42afcbbb43891e72731f3dcca3bef2a19786297baf14af7"
 dependencies = [
  "cfg-if",
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2162,9 +2176,9 @@ dependencies = [
 
 [[package]]
 name = "nom"
-version = "5.1.1"
+version = "5.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b471253da97532da4b61552249c521e01e736071f71c1a4f7ebbfbf0a06aad6"
+checksum = "ffb4262d26ed83a1c0a33a38fe2bb15797329c85770da05e6b828ddb782627af"
 dependencies = [
  "lexical-core",
  "memchr",
@@ -2177,7 +2191,7 @@ version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a31937dea023539c72ddae0e3571deadc1414b300483fa7aaec176168cfa9d2"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2191,7 +2205,7 @@ dependencies = [
  "num-integer",
  "num-iter",
  "num-rational",
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
 ]
 
 [[package]]
@@ -2202,7 +2216,7 @@ checksum = "090c7f9998ee0ff65aa5b723e4009f7b217707f1fb5ea551329cc4d6231fb304"
 dependencies = [
  "autocfg 1.0.0",
  "num-integer",
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
 ]
 
 [[package]]
@@ -2212,28 +2226,28 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6b19411a9719e753aff12e5187b74d60d3dc449ec3f4dc21e3989c3f554bc95"
 dependencies = [
  "autocfg 1.0.0",
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
 ]
 
 [[package]]
 name = "num-integer"
-version = "0.1.42"
+version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f6ea62e9d81a77cd3ee9a2a5b9b609447857f3d358704331e4ef39eb247fcba"
+checksum = "8d59457e662d541ba17869cf51cf177c0b5f0cbf476c66bdc90bf1edac4f875b"
 dependencies = [
  "autocfg 1.0.0",
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
 ]
 
 [[package]]
 name = "num-iter"
-version = "0.1.40"
+version = "0.1.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dfb0800a0291891dd9f4fe7bd9c19384f98f7fbe0cd0f39a2c6b88b9868bbc00"
+checksum = "7a6e6b7c748f995c4c29c5f5ae0248536e04a5739927c74ec0fa564805094b9f"
 dependencies = [
  "autocfg 1.0.0",
  "num-integer",
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
 ]
 
 [[package]]
@@ -2245,7 +2259,7 @@ dependencies = [
  "autocfg 1.0.0",
  "num-bigint",
  "num-integer",
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
 ]
 
 [[package]]
@@ -2254,14 +2268,14 @@ version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "92e5113e9fd4cc14ded8e499429f396a20f98c772a47cc8622a736e1ec843c31"
 dependencies = [
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
 ]
 
 [[package]]
 name = "num-traits"
-version = "0.2.11"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c62be47e61d1842b9170f0fdeec8eba98e60e90e5446449a0545e5152acd7096"
+checksum = "ac267bcc07f48ee5f8935ab0d24f316fb722d7a1292e2913f0cc196b29ffd611"
 dependencies = [
  "autocfg 1.0.0",
 ]
@@ -2278,9 +2292,9 @@ dependencies = [
 
 [[package]]
 name = "object"
-version = "0.19.0"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9cbca9424c482ee628fa549d9c812e2cd22f1180b9222c9200fdfa6eb31aecb2"
+checksum = "1ab52be62400ca80aa00285d25253d7f7c437b7375c4de678f5405d3afe82ca5"
 
 [[package]]
 name = "odds"
@@ -2302,9 +2316,9 @@ checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
 
 [[package]]
 name = "openssl"
-version = "0.10.29"
+version = "0.10.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cee6d85f4cb4c4f59a6a85d5b68a233d280c82e29e822913b9c8b129fbf20bdd"
+checksum = "8d575eff3665419f9b83678ff2815858ad9d11567e082f5ac1814baba4e2bcb4"
 dependencies = [
  "bitflags 1.2.1",
  "cfg-if",
@@ -2335,11 +2349,11 @@ dependencies = [
 
 [[package]]
 name = "ordered-float"
-version = "1.0.2"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18869315e81473c951eb56ad5558bbc56978562d3ecfb87abb7a1e944cea4518"
+checksum = "3741934be594d77de1c8461ebcbbe866f585ea616a9753aa78f2bdc69f0e4579"
 dependencies = [
- "num-traits 0.2.11",
+ "num-traits 0.2.12",
 ]
 
 [[package]]
@@ -2348,7 +2362,7 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "53cdc5b785b7a58c5aad8216b3dfa114df64b0b06ae6e1501cef91df2fbdf8f9"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2372,7 +2386,7 @@ dependencies = [
  "libc",
  "redox_syscall",
  "smallvec",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2453,22 +2467,22 @@ dependencies = [
 
 [[package]]
 name = "pin-project"
-version = "0.4.20"
+version = "0.4.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e75373ff9037d112bb19bc61333a06a159eaeb217660dcfbea7d88e1db823919"
+checksum = "ca4433fff2ae79342e497d9f8ee990d174071408f28f726d6d83af93e58e48aa"
 dependencies = [
  "pin-project-internal",
 ]
 
 [[package]]
 name = "pin-project-internal"
-version = "0.4.20"
+version = "0.4.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10b4b44893d3c370407a1d6a5cfde7c41ae0478e31c516c85f67eb3adc51be6d"
+checksum = "2c0e815c3ee9a031fdf5af21c10aa17c573c9c6a566328d99e3936c34e36461f"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
 ]
 
 [[package]]
@@ -2485,9 +2499,9 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "pkg-config"
-version = "0.3.17"
+version = "0.3.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05da548ad6865900e60eaba7f589cc0783590a92e940c26953ff81ddbab2d677"
+checksum = "d36492546b6af1463394d46f0c834346f31548646f6ba10849802c9c9a27ac33"
 
 [[package]]
 name = "podio"
@@ -2538,15 +2552,15 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-hack"
-version = "0.5.16"
+version = "0.5.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7e0456befd48169b9f13ef0f0ad46d492cf9d2dbb918bcf38e01eed4ce3ec5e4"
+checksum = "99c605b9a0adc77b7211c6b1f722dcb613d68d66859a44f3d485a6da332b0598"
 
 [[package]]
 name = "proc-macro-nested"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0afe1bd463b9e9ed51d0e0f0b50b6b146aec855c56fd182bb242388710a9b6de"
+checksum = "eba180dafb9038b050a4c280019bbedf9f2467b61e5d892dcad585bb57aadc5a"
 
 [[package]]
 name = "proc-macro2"
@@ -2559,11 +2573,11 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.18"
+version = "1.0.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "beae6331a816b1f65d04c45b078fd8e6c93e8071771f41b8163255bbd8d7c8fa"
+checksum = "04f5f085b5d71e2188cb8271e5da0161ad52c3f227a661a3c135fdf28e258b12"
 dependencies = [
- "unicode-xid 0.2.0",
+ "unicode-xid 0.2.1",
 ]
 
 [[package]]
@@ -2587,7 +2601,7 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
 ]
 
 [[package]]
@@ -2610,7 +2624,7 @@ dependencies = [
  "fuchsia-cprng",
  "libc",
  "rand_core 0.3.1",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2629,7 +2643,7 @@ dependencies = [
  "rand_os",
  "rand_pcg 0.1.2",
  "rand_xorshift",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2725,7 +2739,7 @@ checksum = "1166d5c91dc97b88d1decc3285bb0a99ed84b05cfd0bc2341bdf2d43fc41e39b"
 dependencies = [
  "libc",
  "rand_core 0.4.2",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2739,7 +2753,7 @@ dependencies = [
  "libc",
  "rand_core 0.4.2",
  "rdrand",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2772,10 +2786,11 @@ dependencies = [
 
 [[package]]
 name = "rayon"
-version = "1.3.0"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db6ce3297f9c85e16621bb8cca38a06779ffc31bb8184e1be4bed2be4678a098"
+checksum = "62f02856753d04e03e26929f820d0a0a337ebe71f849801eea335d464b349080"
 dependencies = [
+ "autocfg 1.0.0",
  "crossbeam-deque",
  "either",
  "rayon-core",
@@ -2783,9 +2798,9 @@ dependencies = [
 
 [[package]]
 name = "rayon-core"
-version = "1.7.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08a89b46efaf957e52b18062fb2f4660f8b8a4dde1807ca002690868ef2c85a9"
+checksum = "e92e15d89083484e11353891f1af602cc661426deb9564c298b270c726973280"
 dependencies = [
  "crossbeam-deque",
  "crossbeam-queue",
@@ -2805,9 +2820,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.56"
+version = "0.1.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
+checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
 
 [[package]]
 name = "redox_users"
@@ -2849,18 +2864,18 @@ checksum = "26412eb97c6b088a6997e05f69403a802a92d520de2f8e63c2b65f9e0f47c4e8"
 
 [[package]]
 name = "remove_dir_all"
-version = "0.5.2"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a83fa3702a688b9359eccba92d153ac33fd2e8462f9e0e3fdf155239ea7792e"
+checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
 name = "ring"
-version = "0.16.14"
+version = "0.16.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06b3fefa4f12272808f809a0af618501fdaba41a58963c5fb72238ab0be09603"
+checksum = "952cd6b98c85bbc30efa1ba5783b8abf12fec8b3287ffa52605b9432313e34e4"
 dependencies = [
  "cc",
  "libc",
@@ -2868,7 +2883,7 @@ dependencies = [
  "spin",
  "untrusted",
  "web-sys",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2889,7 +2904,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "99371657d3c8e4d816fb6221db98fa408242b0b53bac08f8676a41f8554fe99f"
 dependencies = [
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2922,15 +2937,6 @@ version = "0.3.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dcf128d1287d2ea9d80910b5f1120d0b8eede3fbf1abe91c40d39ea7d51e6fda"
 
-[[package]]
-name = "rustc_version"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
-dependencies = [
- "semver 0.9.0",
-]
-
 [[package]]
 name = "rustls"
 version = "0.17.0"
@@ -2972,7 +2978,7 @@ dependencies = [
  "unicode-segmentation",
  "unicode-width",
  "utf8parse",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3003,7 +3009,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f05ba609c234e60bee0d547fe94a4c7e9da733d1c962cf6e59efa4cd9c8bc75"
 dependencies = [
  "lazy_static",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3094,9 +3100,9 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.111"
+version = "1.0.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9124df5b40cbd380080b2cc6ab894c040a3070d995f5c9dc77e18c34a8ae37d"
+checksum = "5317f7588f0a5078ee60ef675ef96735a1442132dc645eb1d12c018620ed8cd3"
 dependencies = [
  "serde_derive",
 ]
@@ -3113,20 +3119,20 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.111"
+version = "1.0.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f2c3ac8e6ca1e9c80b8be1023940162bf81ae3cffbb1809474152f2ce1eb250"
+checksum = "2a0be94b04690fbaed37cddffc5c134bf537c8e3329d53e982fe04c374978f8e"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.55"
+version = "1.0.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec2c5d7e739bc07a3e73381a39d61fdb5f671c60c1df26a130690665803d8226"
+checksum = "164eacbdb13512ec2745fb09d51fd5b22b0d65ed294a1dcf7285a360c80a675c"
 dependencies = [
  "itoa",
  "ryu",
@@ -3190,14 +3196,20 @@ checksum = "7fdf1b9db47230893d76faad238fd6097fd6d6a9245cd7a4d90dbd639536bbd2"
 
 [[package]]
 name = "signal-hook-registry"
-version = "1.2.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94f478ede9f64724c5d173d7bb56099ec3e2d9fc2774aac65d34b8b890405f41"
+checksum = "a3e12110bc539e657a646068aaf5eb5b63af9d0c1f7b29c97113fad80e15f035"
 dependencies = [
  "arc-swap",
  "libc",
 ]
 
+[[package]]
+name = "signature"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "29f060a7d147e33490ec10da418795238fd7545bba241504d6b31a409f2e6210"
+
 [[package]]
 name = "siphasher"
 version = "0.3.3"
@@ -3221,9 +3233,9 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7cb5678e1615754284ec264d9bb5b4c27d2018577fd90ac0ceb578591ed5ee4"
+checksum = "3757cb9d89161a2f24e1cf78efa0c1fcff485d18e3f55e0aa3480824ddaa0f3f"
 
 [[package]]
 name = "socket2"
@@ -3234,7 +3246,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "redox_syscall",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3245,9 +3257,9 @@ checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 
 [[package]]
 name = "static_assertions"
-version = "0.3.4"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f3eb36b47e512f8f1c9e3d10c2c1965bc992bd9cdb024fa581e2194501c83d3"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
 [[package]]
 name = "stream-cipher"
@@ -3277,9 +3289,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "87c85aa3f8ea653bfd3ddf25f7ee357ee4d204731f6aa9ad04002306f6e2774c"
 dependencies = [
  "heck",
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
 ]
 
 [[package]]
@@ -3313,13 +3325,13 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.31"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5304cfdf27365b7585c25d4af91b35016ed21ef88f17ced89c7093b43dba8b6"
+checksum = "e69abc24912995b3038597a7a593be5053eb0fb44f3cc5beec0deb421790c1f4"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "unicode-xid 0.2.0",
+ "unicode-xid 0.2.1",
 ]
 
 [[package]]
@@ -3340,17 +3352,17 @@ version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b834f2d66f734cb897113e34aaff2f1ab4719ca946f9a7358dba8f8064148701"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
- "unicode-xid 0.2.0",
+ "syn 1.0.38",
+ "unicode-xid 0.2.1",
 ]
 
 [[package]]
 name = "sysinfo"
-version = "0.14.5"
+version = "0.14.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b796215da5a4b2a1a5db53ee55866c13b74a89acd259ab762eb10e28e937cb5"
+checksum = "2983daff11a197c7c406b130579bc362177aa54cf2cc1f34d6ac88fccaa6a5e1"
 dependencies = [
  "cfg-if",
  "doc-comment",
@@ -3358,7 +3370,7 @@ dependencies = [
  "ntapi",
  "once_cell",
  "rayon",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3372,7 +3384,7 @@ dependencies = [
  "rand 0.7.3",
  "redox_syscall",
  "remove_dir_all",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3383,7 +3395,7 @@ checksum = "edd106a334b7657c10b7c540a0106114feadeb4dc314513e97df481d5d966f42"
 dependencies = [
  "byteorder",
  "dirs 1.0.5",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3393,7 +3405,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0863a3345e70f61d613eab32ee046ccd1bcc5f9105fe402c61fcd0c13eeb8b5"
 dependencies = [
  "dirs 2.0.2",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3413,7 +3425,7 @@ checksum = "76971977e6121664ec1b960d1313aacfa75642adc93b9d4d53b247bd4cb1747e"
 dependencies = [
  "dirs 2.0.2",
  "fnv",
- "nom 5.1.1",
+ "nom 5.1.2",
  "phf",
  "phf_codegen",
 ]
@@ -3429,22 +3441,22 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.19"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b13f926965ad00595dd129fa12823b04bbf866e9085ab0a5f2b05b850fbfc344"
+checksum = "7dfdd070ccd8ccb78f4ad66bf1982dc37f620ef696c6b5028fe2ed83dd3d0d08"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.19"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "893582086c2f98cde18f906265a65b5030a074b1046c674ae898be6519a7f479"
+checksum = "bd80fc12f73063ac132ac92aceea36734f04a1d93c1240c6944e23a3b8841793"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
 ]
 
 [[package]]
@@ -3455,7 +3467,7 @@ checksum = "c7fbf4c9d56b320106cd64fd024dadfa0be7cb4706725fc44a7d7ce952d820c1"
 dependencies = [
  "libc",
  "redox_syscall",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3474,7 +3486,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
 dependencies = [
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3487,10 +3499,16 @@ dependencies = [
 ]
 
 [[package]]
-name = "tokio"
-version = "0.2.21"
+name = "tinyvec"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d099fa27b9702bed751524694adbe393e18b36b204da91eb1cbbbbb4a5ee2d58"
+checksum = "53953d2d3a5ad81d9f844a32f14ebb121f50b650cd59d0ee2a07cf13c617efed"
+
+[[package]]
+name = "tokio"
+version = "0.2.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d34ca54d84bf2b5b4d7d31e901a8464f7b60ac145a284fba25ceb801f2ddccd"
 dependencies = [
  "bytes",
  "fnv",
@@ -3507,7 +3525,7 @@ dependencies = [
  "signal-hook-registry",
  "slab",
  "tokio-macros",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3526,9 +3544,9 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0c3acc6aa564495a0f2e1d59fab677cd7f81a19994cfc7f3ad0e64301560389"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
 ]
 
 [[package]]
@@ -3582,6 +3600,26 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e987b6bf443f4b5b3b6f38704195592cca41c5bb7aedd3c3693c7081f8289860"
 
+[[package]]
+name = "tracing"
+version = "0.1.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0aae59226cf195d8e74d4b34beae1859257efb4e5fed3f147d2dc2c7d372178"
+dependencies = [
+ "cfg-if",
+ "log",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-core"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d593f98af59ebc017c0648f0117525db358745a8894a8d684e185ba3f45954f9"
+dependencies = [
+ "lazy_static",
+]
+
 [[package]]
 name = "traitobject"
 version = "0.1.0"
@@ -3590,9 +3628,9 @@ checksum = "efd1f82c56340fdf16f2a953d7bda4f8fdffba13d93b00844c25572110b26079"
 
 [[package]]
 name = "try-lock"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e604eb7b43c06650e854be16a2a03155743d3752dd1c943f6829e26b7a36e382"
+checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
 
 [[package]]
 name = "typemap"
@@ -3620,11 +3658,11 @@ dependencies = [
 
 [[package]]
 name = "unicode-normalization"
-version = "0.1.12"
+version = "0.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5479532badd04e128284890390c1e876ef7a993d0570b3597ae43dfa1d59afa4"
+checksum = "6fb19cf769fa8c6a80a162df694621ebeb4dafb606470b2b2fce0be40a98a977"
 dependencies = [
- "smallvec",
+ "tinyvec",
 ]
 
 [[package]]
@@ -3635,9 +3673,9 @@ checksum = "e83e153d1053cbb5a118eeff7fd5be06ed99153f00dbcd8ae310c5fb2b22edc0"
 
 [[package]]
 name = "unicode-width"
-version = "0.1.7"
+version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "caaa9d531767d1ff2150b9332433f32a24622147e5ebb1f26409d5da67afd479"
+checksum = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
 
 [[package]]
 name = "unicode-xid"
@@ -3647,9 +3685,9 @@ checksum = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
+checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
 
 [[package]]
 name = "universal-hash"
@@ -3740,7 +3778,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "777182bc735b6424e1a57516d35ed72cb8019d85c8c9bf536dccb3445c1a2f7d"
 dependencies = [
  "same-file",
- "winapi 0.3.8",
+ "winapi 0.3.9",
  "winapi-util",
 ]
 
@@ -3762,9 +3800,9 @@ checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.63"
+version = "0.2.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c2dc4aa152834bc334f506c1a06b866416a8b6697d5c9f75b9a689c8486def0"
+checksum = "f0563a9a4b071746dd5aedbc3a28c6fe9be4586fb3fbadb67c400d4f53c6b16c"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -3772,24 +3810,24 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.63"
+version = "0.2.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ded84f06e0ed21499f6184df0e0cb3494727b0c5da89534e0fcc55c51d812101"
+checksum = "bc71e4c5efa60fb9e74160e89b93353bc24059999c0ae0fb03affc39770310b0"
 dependencies = [
  "bumpalo",
  "lazy_static",
  "log",
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
  "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.63"
+version = "0.2.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "838e423688dac18d73e31edce74ddfac468e37b1506ad163ffaf0a46f703ffe3"
+checksum = "97c57cefa5fa80e2ba15641578b44d36e7a64279bc5ed43c6dbaf329457a2ed2"
 dependencies = [
  "quote 1.0.7",
  "wasm-bindgen-macro-support",
@@ -3797,28 +3835,28 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.63"
+version = "0.2.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3156052d8ec77142051a533cdd686cba889537b213f948cd1d20869926e68e92"
+checksum = "841a6d1c35c6f596ccea1f82504a192a60378f64b3bb0261904ad8f2f5657556"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.63"
+version = "0.2.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9ba19973a58daf4db6f352eda73dc0e289493cd29fb2632eb172085b6521acd"
+checksum = "93b162580e34310e5931c4b792560108b10fd14d64915d7fff8ff00180e70092"
 
 [[package]]
 name = "web-sys"
-version = "0.3.40"
+version = "0.3.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b72fe77fd39e4bd3eaa4412fd299a0be6b3dfe9d2597e2f1c20beb968f41d17"
+checksum = "dda38f4e5ca63eda02c059d243aa25b5f35ab98451e518c51612cd0f1bd19a47"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
@@ -3851,9 +3889,9 @@ checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 
 [[package]]
 name = "winapi"
-version = "0.3.8"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
 dependencies = [
  "winapi-i686-pc-windows-gnu",
  "winapi-x86_64-pc-windows-gnu",
@@ -3877,7 +3915,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3958,17 +3996,17 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de251eec69fc7c1bc3923403d18ececb929380e016afe103da75f396704f8ca2"
 dependencies = [
- "proc-macro2 1.0.18",
+ "proc-macro2 1.0.19",
  "quote 1.0.7",
- "syn 1.0.31",
+ "syn 1.0.38",
  "synstructure 0.12.4",
 ]
 
 [[package]]
 name = "zip"
-version = "0.5.5"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6df134e83b8f0f8153a094c7b0fd79dfebe437f1d76e7715afa18ed95ebe2fd7"
+checksum = "58287c28d78507f5f91f2a4cf1e8310e2c76fd4c6932f93ac60fd1ceb402db7d"
 dependencies = [
  "crc32fast",
  "podio",
diff --git a/api/Cargo.toml b/api/Cargo.toml
index 34579982..c4698fcb 100644
--- a/api/Cargo.toml
+++ b/api/Cargo.toml
@@ -22,7 +22,7 @@ easy-jsonrpc-mw = "0.5.4"
 chrono = { version = "0.4.11", features = ["serde"] }
 ring = "0.16"
 base64 = "0.12"
-ed25519-dalek = "1.0.0-pre.3"
+ed25519-dalek = "1.0.0-pre.4"
 
 grin_wallet_libwallet = { path = "../libwallet", version = "4.1.0-alpha.1" }
 grin_wallet_config = { path = "../config", version = "4.1.0-alpha.1" }
diff --git a/controller/Cargo.toml b/controller/Cargo.toml
index 046e0525..052bc48c 100644
--- a/controller/Cargo.toml
+++ b/controller/Cargo.toml
@@ -38,4 +38,4 @@ grin_wallet_libwallet = { path = "../libwallet", version = "4.1.0-alpha.1" }
 grin_wallet_config = { path = "../config", version = "4.1.0-alpha.1" }
 
 [dev-dependencies]
-ed25519-dalek = "1.0.0-pre.3"
+ed25519-dalek = "1.0.0-pre.4"
diff --git a/impls/Cargo.toml b/impls/Cargo.toml
index 7c449765..6ceb5dd8 100644
--- a/impls/Cargo.toml
+++ b/impls/Cargo.toml
@@ -34,7 +34,7 @@ hyper-timeout = "0.3"
 byteorder = "1"
 hyper = "0.13"
 hyper-socks2-mw = "0.4"
-ed25519-dalek = "1.0.0-pre.3"
+ed25519-dalek = "1.0.0-pre.4"
 x25519-dalek = "0.6"
 data-encoding = "2"
 regex = "1.3"
diff --git a/libwallet/Cargo.toml b/libwallet/Cargo.toml
index 093f5551..2b3b6996 100644
--- a/libwallet/Cargo.toml
+++ b/libwallet/Cargo.toml
@@ -24,7 +24,7 @@ chrono = { version = "0.4.11", features = ["serde"] }
 lazy_static = "1"
 strum = "0.18"
 strum_macros = "0.18"
-ed25519-dalek = "1.0.0-pre.3"
+ed25519-dalek = "1.0.0-pre.4"
 x25519-dalek = "0.6"
 base64 = "0.9"
 regex = "1.3"
diff --git a/libwallet/src/api_impl/owner.rs b/libwallet/src/api_impl/owner.rs
index a431ea78..5f5ce85d 100644
--- a/libwallet/src/api_impl/owner.rs
+++ b/libwallet/src/api_impl/owner.rs
@@ -35,6 +35,7 @@ use crate::{
 use crate::{Error, ErrorKind};
 use ed25519_dalek::PublicKey as DalekPublicKey;
 use ed25519_dalek::SecretKey as DalekSecretKey;
+use ed25519_dalek::Verifier;
 
 use std::convert::TryFrom;
 use std::sync::mpsc::Sender;
diff --git a/libwallet/src/internal/tx.rs b/libwallet/src/internal/tx.rs
index 499a063c..ba3a64dc 100644
--- a/libwallet/src/internal/tx.rs
+++ b/libwallet/src/internal/tx.rs
@@ -33,6 +33,7 @@ use ed25519_dalek::Keypair as DalekKeypair;
 use ed25519_dalek::PublicKey as DalekPublicKey;
 use ed25519_dalek::SecretKey as DalekSecretKey;
 use ed25519_dalek::Signature as DalekSignature;
+use ed25519_dalek::{Signer, Verifier};
 
 // static for incrementing test UUIDs
 lazy_static! {
diff --git a/libwallet/src/slate_versions/ser.rs b/libwallet/src/slate_versions/ser.rs
index 5089e653..c68f342b 100644
--- a/libwallet/src/slate_versions/ser.rs
+++ b/libwallet/src/slate_versions/ser.rs
@@ -366,6 +366,7 @@ pub mod dalek_sig_serde {
 	use ed25519_dalek::Signature as DalekSignature;
 	use serde::de::Error;
 	use serde::{Deserialize, Deserializer, Serializer};
+	use std::convert::TryFrom;
 
 	use crate::grin_util::{from_hex, ToHex};
 
@@ -387,7 +388,7 @@ pub mod dalek_sig_serde {
 			.and_then(|bytes: Vec<u8>| {
 				let mut b = [0u8; 64];
 				b.copy_from_slice(&bytes[0..64]);
-				DalekSignature::from_bytes(&b).map_err(|err| Error::custom(err.to_string()))
+				DalekSignature::try_from(b).map_err(|err| Error::custom(err.to_string()))
 			})
 	}
 }
@@ -397,6 +398,7 @@ pub mod option_dalek_sig_serde {
 	use ed25519_dalek::Signature as DalekSignature;
 	use serde::de::Error;
 	use serde::{Deserialize, Deserializer, Serializer};
+	use std::convert::TryFrom;
 
 	use crate::grin_util::{from_hex, ToHex};
 
@@ -422,7 +424,7 @@ pub mod option_dalek_sig_serde {
 				.and_then(|bytes: Vec<u8>| {
 					let mut b = [0u8; 64];
 					b.copy_from_slice(&bytes[0..64]);
-					DalekSignature::from_bytes(&b)
+					DalekSignature::try_from(b)
 						.map(Some)
 						.map_err(|err| Error::custom(err.to_string()))
 				}),
@@ -437,6 +439,7 @@ pub mod option_dalek_sig_base64 {
 	use ed25519_dalek::Signature as DalekSignature;
 	use serde::de::Error;
 	use serde::{Deserialize, Deserializer, Serializer};
+	use std::convert::TryFrom;
 
 	///
 	pub fn serialize<S>(sig: &Option<DalekSignature>, serializer: S) -> Result<S::Ok, S::Error>
@@ -460,7 +463,7 @@ pub mod option_dalek_sig_base64 {
 				.and_then(|bytes: Vec<u8>| {
 					let mut b = [0u8; 64];
 					b.copy_from_slice(&bytes[0..64]);
-					DalekSignature::from_bytes(&b)
+					DalekSignature::try_from(b)
 						.map(Some)
 						.map_err(|err| Error::custom(err.to_string()))
 				}),
@@ -598,6 +601,7 @@ mod test {
 	use ed25519_dalek::PublicKey as DalekPublicKey;
 	use ed25519_dalek::SecretKey as DalekSecretKey;
 	use ed25519_dalek::Signature as DalekSignature;
+	use ed25519_dalek::Signer;
 	use serde::Deserialize;
 
 	use serde_json;
diff --git a/libwallet/src/slate_versions/v4_bin.rs b/libwallet/src/slate_versions/v4_bin.rs
index 48a7821e..379401d3 100644
--- a/libwallet/src/slate_versions/v4_bin.rs
+++ b/libwallet/src/slate_versions/v4_bin.rs
@@ -23,6 +23,7 @@ use crate::grin_util::secp::pedersen::{Commitment, RangeProof};
 use crate::grin_util::secp::Signature;
 use ed25519_dalek::PublicKey as DalekPublicKey;
 use ed25519_dalek::Signature as DalekSignature;
+use std::convert::TryFrom;
 use uuid::Uuid;
 
 use crate::slate_versions::v4::{
@@ -347,7 +348,7 @@ impl Readable for ProofWrap {
 		let raddr = DalekPublicKey::from_bytes(&reader.read_fixed_bytes(32)?).unwrap();
 		let rsig = match reader.read_u8()? {
 			0 => None,
-			1 | _ => Some(DalekSignature::from_bytes(&reader.read_fixed_bytes(64)?).unwrap()),
+			1 | _ => Some(DalekSignature::try_from(&reader.read_fixed_bytes(64)?[..]).unwrap()),
 		};
 		Ok(ProofWrap(PaymentInfoV4 { saddr, raddr, rsig }))
 	}
diff --git a/util/Cargo.toml b/util/Cargo.toml
index e6f5b0f3..d22a1c9f 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -13,7 +13,7 @@ edition = "2018"
 rand = "0.6"
 serde = "1"
 serde_derive = "1"
-ed25519-dalek = "1.0.0-pre.3"
+ed25519-dalek = "1.0.0-pre.4"
 data-encoding = "2"
 sha3 = "0.8"