Blender Git Loki

Added hotkeys for sticky / face select in UV editor:
Sticky UVs: Ctrl+C
Local Stikcy UVs: Shift+C
Active Face Select: C

Constrained Scaling / Grabbing in the UV editor. Press XKEY or YKEY to scale
or move only in X or Y direction. XKEY and YKEY previously did mirroring while
scaling. Now mirroring can be done using the MKEY.

Grab, Rotate, Scale, Weld / Align and Mirror were added to a new Transform
sub-menu of the UVs menu.