Fix for tooltip right side having zero offset
UI: Resolve T37917, disable tooltip scaling (zoomout only)
Fix for crash when no args where given with -o, -x command line args

Patch D123 from djnz (Masakazu Ito)
BMesh API: make simple, low level functions inline
BMesh API: optimize BM_edge_exists().
Syntax correction for gpu docs, D124
Merge branch 'master' of http://git.blender.org/blender