Fix bug 891168 - Remove Twitter plugin
Fix Bug 890556 - Popcorn.smart shouldn't overwrite any existing child elements inside it's container when creating HTML5 media.
[#893957] Remove seek to beginning on ended in youtube wrapper
[#895207] Properly toggle play and paused states.
Revert "[#893957] Remove seek to beginning on ended in youtube wrapper"

This reverts commit 0231f67a801488d34ce91bf513ba03dc131c6483.
[#893957] Remove seek to beginning on ended in youtube wrapper
[#895058] Finally have soundcloud properly ready when we need it.
[#895058] Third time is a charm.
jwplayer on popcorn side, so far.
[#929131] JWPlayer default account override
[929264] encode source urls.
[#928933] Ensure duration value is consistent
[#939997] Do not fire progress event in youtube if loaded data is 0.
[#940715] Media ready callbacks were called in the incorrect order.
[#940444] Ensure youtube wrapper can handle multiple source changes
Bug 898607 - Listen for durationchange events so internal data tracking events can be adjusted
playbackRate() now works with null player
[#945814] Time changes properly after source changes.
Bug 951378 - Add bower.json
Fix Bug 950834 - Allow controls to be togglable via queryKey flag