Fix Bug 947454 - Loop plugin will properly trigger loops when plugin end === duration
Fix Bug 944804 - Tie trackevent editor closing to trackevent removal rather than a separate call
2.0.20
Fix Bug 947936 - Volume controls icon now properly appearing again
Fix Bug 947986 - Store JSHINT options in our .jshintrc file instead
[#898235] preload toggler for embed.
v2.0.21