Audio Editor: added speed dials button
Audio Editor: added source file and preview buttons
Added video editor in Function Manager (Qt5 only)
Scene editor: Carry over the display mode for cloned scenes (Suggested by Matthew Marks)
Scene editor: adjust enable/disable all channels icons for all channels mode

Now channels for all fixtures will be enabled/disabled.
Added fixture: Martin MAC 301 Wash (thanks to Paul Evans)
Fixtures: Added GRB and BGR modes to Generic RGB profile
Scene editor: remember selected tab

- extract UI/editor state to separate class
- speed dial setting, efx tab setting not finished yet
OSX: install QtMultimedia plugins
OSX: Fixed mediaservice plugins nametool dependencies
Merge branch 'master' of git://github.com/mcallegari/qlcplus
Avoid crash in 2D monitor
More EFXs: Square, SquareChoppy, Leaf
Updated Changelog & EFX docs
Merge branch 'master' of git://github.com/mcallegari/qlcplus