1) Although gRPC does server side validation currently, validate basic things
on gctcli before relaying the request to the gRPC server
2) Make pair format consistent for the exchange sycner
3) Fix OKEX ticker failure due to thinking futures info is authenticated
4) Start filling out config tests
5) Extend timeout for golangci config so that AppVeyor has time to
complete (Travis is fine)
6) Add IsSupported exchange func for easy lookup
* First pass at adding new logging system
* NewLogger
* NewLogger
* WIP
* silly bug fix
* :D removed files
* removed old logging interface
* added tests
* added tests
* Started to add new lines to all f calls
* Added subsystem log types
* Logger improvements
* Further performance improvements
* changes to logger and sublogger creation
* Renamed Logging types
* removed old print statement
* changes based on feedback
* moved sublogger types to own file
* :)
* added console as output type
* added get level command
* added get/set log level via grpc command
* added check for output being empty for migration support
* first pass at log rotation
* added log rotation
* :D derp fixed
* added tests
* changes based on feedback
* changed log type
* comments
* renamed file -> fileSettings
* typo fix
* changes based on feedback
* gofmt ran on additional files
* gofmt ran on additional files
