Add the ffpyplayer as a kivy core video provider.
Merge branch 'master' of https://github.com/kivy/kivy into ffpyplayer_provider
Make sure the player is unloaded when calling from command line.
merge
re-add ffpyplayer to init.
Update to work with current ffpyplayer, update docs.
Add ffpyplayer audio module, and update video player to use slightly more sane name.
Fix assignment instead of comparison.
Update keywords.
Update buffer to use new ffpyplayer image class.
Can install_twisted_reactor() outside of App.build
Deeper uninstall of Twisted Reactor
Allow cycles of install/uninstall of Twisted Reactor
Oops: forgot to be public about the new entry
Better docs on uninstall_twisted_reactor()
Clean unused import
core:Window introduce a `keyboard_height` property
Updated versionadded:: to 1.8.1
Added save_image method to Widget
Revert "Added index method to InstructionGroup"

This reverts commit cc9af2bb191338f31225c192df9739a28e29f197.

This commit only duplicates the functionality of
InstructionGroup.indexof.