* Switch RPC libs for websockets support
* Implement RPC handling for core
* Black reformat
* Fix docs for build on travis
* Modify RPC to use a Cog base class
* Refactor rpc server reference as global
* Handle cogbase unload method
* Add an init call to handle mutable base attributes
* Move RPC server reference back to the bot object
* Remove unused import
* Add tests for rpc method add/removal
* Add tests for rpc method add/removal and cog base unloading
* Add one more test
* Black reformat
* Add RPC mixin...fix MRO
* Correct internal rpc method names
* Add rpc test html file for debugging/example purposes
* Add documentation
* Add get_method_info
* Update docs with an example RPC call specifying parameter formatting
* Make rpc methods UPPER
* Black reformat
* Fix doc example
* Modify this to match new method naming convention
* Add more tests