* updated util and libwallet with thiserror
* update impl crate to thiserror
* api crate converted to thiserror
* update of controller crate to thiserror
* update final bin + tests to thiserror
* update unused import
* remove failure derive
* reset import of grin to master
* update cargo lock
* update from master
* remove grin libs re-export from util crate :(
* temp local
* point code at bleeding edge grin master branch
* make transaction field in V4 Slate optional
* add mutable/non mutable version of tx getter
* removal of mut references where not needed
* remove more muts
* update from master
* update from master
* test fixes
* allow owner api to start up without a wallet, begin to add lifecycle functions
* rustfmt
* test and typos fix
* updated with lifecycle functions
* rustfmt
* updates to allow owner api tests to be executed against local wallet proxy
* rustfmt
* fix for windows test
* add ability to pass configuration to , begin to add documentation and doctests
* add ability to pass configuration to , begin to add documentation and doctests
* doctests for lifecycle functions
* rustfmt
* ensure foreign API also has mask updated when being run along owner api, add more tests to lifecycle
* rustfmt
* documentation for lifecycle methods + init_secure_api
* rustfmt
* failing doctest
* adding initial version of init_secure_api
* rustfmt
* fix ECDH algo
* rustfmt
* trying to figure out best way of doing encryption
* refactor secure requests and responses into json-rpc responses, with base64 payload for encrypted messages
* rustfmt
* return proper errors from encrypted api, include tests covering encrypted API error cases
* rustfmt
* add test for normal error (unencrypted)
* rustfmt
* change ports for test, add foreign listener to V2 sanity tests, add ability to select owner api port via command line
* rustfmt
* turn it to 11
* explicit teardown after rpc tests
* update tests with explicit teardowns
* update tests to perform explicit teardown
* fix warnings, ensure all tests teardown
* log output to diagnose CI windows build failures
* disable owner api doctests on windows
* rustfmt
