Fixed bugs:
12746 - Player: First frame of video is not loaded immediately when filename is set
12758 - Player: Setting the filename to a URL that isn't a video crashes LC
12760 - Player: Setting the filename to a local file that doesn't exist crashes LC
Some more bugfixes plus .md notes for previous and current fixes
[[ Bugfix 12722 ]] Make sure plyer is paused when switching from run to edit mode, plus some more tweaks
Fixed bug 12761 plus the issue of hiding and then showing a resized player (related to bug 12731)
[[ Bugfix 12753 ]] Clicking before the startime (when playSelection is true) while playing a video now puts the thumb in the correct position
[[ Bug 12225 ]] Add dispatcher method to find stack by window id
[[ Bug 12225 ]] Add external coordinate conversion functions
[[ Bug 12225 ]] Transform coordinates when getting/setting browser rect
[[ Bug 12750 ]] Make sure progress thumb and selectionFinish handle light up
[[ Bug 12602 ]] Move screen coord conversion methods into MCUIDC class
[[ Bug 12602 ]] Apply DPI scale when converting external stack coords
[[ Bug 12225 ]] Add bugfix docs note
[[ Bug 12793 ]] Add scripts & project file settings to generate additional browser helpers needed to run plugins
[[ Bug 12794 ]] Account for image scale when drawing with a centerrect
[[ Bug 12794 ]] Store image offset in signed int
[[ Bugfix 12737 ]] Made some tweaks so as when OSX version is <= 10.7, then use the old QTKit player
bugfix note for bug 12737
[[ Bug 12769 ]] setting dragData["files"] does not work
Removed unused code plus some more tweaks
[[ Bug 12708 ]]  Pulldown menu submenus don't trigger menuPick