Yami

Boring patch!

Adds additional event: [`CommandSuccessEvent`](https://jonxslays.github.io/Yami/master/reference.html#yami.events.CommandSuccessEvent)
Brings all dependencies up to date.

Ever just wanted to... listen for events?

Now you can!

Additions:

- YamiEvent
- CommandInvokeEvent
- CommandExceptionEvent

Listeners currently only work using bot.listen or bot.subscribe, Module listeners will be in the next release.

**Full Changelog**: https://github.com/Jonxslays/Yami/compare/v0.3.1...v0.4.0

Bugfixes
- Fixed bug where commands would raise `MissingArg` when a `TypeError` was thrown from inside the callback.

**Full Changelog**: https://github.com/Jonxslays/Yami/compare/v0.3.0...v0.3.1

Complete overhaul of Yami

Check the [documentation](https://jonxslays.github.io/Yami) for in depth coverage of the new API.

Additions:
- MessageCommands
- MessageContext
- Checks
- MessageArgs
- Builtin type conversion
- Docs
- Modules
- Shared object
- YamiNoneType
- SharedNone
- Output package and system version info if run as module or executable
- Many exceptions
- Helper and QOL methods on MessageContext and Bot.

**Full Changelog**: https://github.com/Jonxslays/Yami/compare/v0.2.3...v0.3.0