add new Menu class for Application cleanup
signed UNKNOWN_NODE_ID should be 0
suppress warnings for glm headers that pop up in Xcode 5
initial decoupling of menu from Application
change signature of Menu helper for cleaner code in ctor
inlined spacing cleanup in Head, remove noise
update Q_OS_MAC ifdefs for Qt 5
fix hook to Webcam toggle from Menu
fix hooks for skeleton tracking and collisions
fix hooks for webcam mode cycle and texture
move Avatar goHome to Avatar slot
Merge remote-tracking branch 'upstream/master' into menu
repairs after merge with upstream master
hooks for cycle of voxel mode and face mode
move avatar size changes to Avatar slots
Merge remote-tracking branch 'upstream/master' into menu
fixes for new Menu class after merge with upstream/master
fix hook to open bandwidth details
fix hooks to voxel stats dialog
voxel mode actions group cannot be exclusive