Blender Git Loki

minor edits needed to build again

svn merge -r39493:39664 https://svn.blender.org/svnroot/bf-blender/trunk/blender

svn merge -r39433:39493 https://svn.blender.org/svnroot/bf-blender/trunk/blender

fix [#28340] Can't set image depth, quality from image save

Merged changes in the trunk up to revision 39661.

fix [#28351] active RenderLayer can be set to None, leading to crash

fix [#28352] Deleting group name in particle system -> panel: Render crashes Blender

cmake: skip rpath (paths to libs) for portable distrobution

fix for 3 bugs in bone renaming
- renaming a bone could crash if the area had to spaces in it (reported by Sebastian Koenig).
- renaming bones wouldn't update inactive 3d views locked bone names.
- selecting locked bones in the UI didnt work in editmode.

BLI_strescape for a basic, python like string escaping, currently only use for drag and drop ID's into the console but should eventually be used for the animsys too.

fix make face sometimes crossing edges

Fix #28343: glsl error after derivative maps commit.

Merging r39486 through r39651 from trunk into vgroup_modifiers.

vgroup_modifiers: Definitively removed addtionnal mapping/clamping options in WeightVGEdit mod, including from DNA struct.

Cycles: fix crash in 3d view status text display.

Cycles: fix missing update when adding a lamp.

fix [#28336] Particles: setting to zero the count of all elements of a group crashes Blender

fix [#28344] for this file, the multires smiley has 2 materials, but only 1 loads

Bugfix: Removing a sound from a speaker resulted in a crash.

add warning about misuse of ID.user_clear() since it can crash blender.