Pomice

Another hotfix update that also adds some features:

- Merged DiscordPyOutdated for v2 below, not above by ilkergzlkkr in https://github.com/cloudwithax/pomice/pull/31
- Fixed issue where `Queue.remove()` wasn't removing tracks from queue
- Added per-track filters, which allow you to add individual filters to tracks.
- Defined precedence between global filters and per-track filters. Global filters will always override per-track filters.
- Other bug fixes/improvements and general code cleanup.

The biggest update to Pomice, ever.

- Introduced a reworked filter system which now relies on tagging filters. You can add, remove and stack filters as needed.
- Introduced a new queue system which supports looping singular tracks along with the entire queue as well.
- Added searching by artist on Spotify.
- Fixed issues with Spotify searching not working if a track doesn't have an ISRC.
- Fixed issues pertaining to scanning for a node via VoiceRegion.
- Improved the speed of the internal Spotify client.
- Other bug fixes/improvements and general code cleanup.

- Fixed an issue where track objects weren't retaining their original thumbnails
- Added `Player.reset_filter()` which resets a currently applied filter to it's default values
- Fixed an issue where Pomice wouldn't print the correct exception when a connection to a node failed.
- Added `Filter._reset()` method to all filters, which sets the filter object to its default values and returns a payload.
- General code cleanup

- Fixed `get_best_node()` using a generator expression to iterate nodes

- Added `get_best_node()` which can retrieve the best node using the `NodeAlgorithm` enum.
- Added `NodeAlgorithm` enums to use with `get_best_node()`
- Added `heartbeat` arg to `create_node()` to customize the websocket heartbeat when connecting to a node
- Added ping utility class to help get node latency
- Added `node` arg to the Player class
- General code cleanup

- Fixed issue where thumbnails didn't work
- General code cleanup