Exceptions and actors update
Changelog:
- Replaced inaccurate chat colorizing
- Added XYZCommandActor#wrap(...) methods
- Exposed CommandActor to CommandExceptionHandler#handleException
- Removed #getActor() from exceptions
- Added support for Sponge's TextMessageException.
- Created a default exception handler for Velocity
- SendableExceptions no longer require a CommandActor to be supplied.