* Add feature to flip the video horizontally
* Rename to .vjs-vid-flip-h for clarity
* Refactor to use Video.js plugin system
* Add cleanup method for VideoFlipHorizontallyPlugin
* Refactor code
* Add menu to video-filter-menu-button
* Fix submenu being pushed outside of the player
* Remove hotkey for mirror feature
* Rewrite event to be more explicit
* Add working button to flip video
* Remove extra comma
* Unhardcode videoFilter for videoFilter Menu
* Cleanup and add hotkey
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Co-authored-by: sunny-codex <265379505+sunny-codex@users.noreply.github.com>
Co-authored-by: Chocobozzz <me@florianbigard.com>
