pep8 cleanup


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57803 954f8c5b-7b00-dc11-b283-0030488c597c
fix for old bug, select more in a nurbs surface would crash (under allocing).


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57804 954f8c5b-7b00-dc11-b283-0030488c597c
3d text tool - 'insert lorem' was crashing, also add this to the text menu.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57805 954f8c5b-7b00-dc11-b283-0030488c597c
fix for zero length normalize before scanfill for meshes and other minor changes.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57806 954f8c5b-7b00-dc11-b283-0030488c597c
use common suffix's for exec/poll functions in recently added vertex-group operators.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57807 954f8c5b-7b00-dc11-b283-0030488c597c
fix for incorrect selection when running MESH_OT_loop_to_region, running wire-frame operator directly after would crash.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57808 954f8c5b-7b00-dc11-b283-0030488c597c
fix for recently added active-vertex weight operators crashing on lattice objects in edit mode.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57809 954f8c5b-7b00-dc11-b283-0030488c597c
fix for crash reading from a freed scene when exiting blender.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57810 954f8c5b-7b00-dc11-b283-0030488c597c
make screenshot poll for background mode.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57811 954f8c5b-7b00-dc11-b283-0030488c597c
Added checks to Vertex Groups panel to respect locked Vertex Groups

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57812 954f8c5b-7b00-dc11-b283-0030488c597c
fix for adding nodes with a DPI besides 72 causing offset.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57813 954f8c5b-7b00-dc11-b283-0030488c597c
Changed Tool Tip for clarity

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57814 954f8c5b-7b00-dc11-b283-0030488c597c
fix [#35884] evil bge.types.BL_Shader.setUniformMatrix3()


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57815 954f8c5b-7b00-dc11-b283-0030488c597c
VS 2012 x64 libs maintenance:

- Added debug libs for OSL 1.3.2
- Added debug symbols for osl
- Added build-script for debug build

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57817 954f8c5b-7b00-dc11-b283-0030488c597c
OSX/OSL: update libs and bins to 1.3.2

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57818 954f8c5b-7b00-dc11-b283-0030488c597c
Fix a few DPI/retina scaling issues in the graph editor and movie clip editor.

Patch #35889 by David Jeske.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57819 954f8c5b-7b00-dc11-b283-0030488c597c
Blender 2.68 Release maintenance:
* Update readme and release-log links to 2.68. 

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57820 954f8c5b-7b00-dc11-b283-0030488c597c
Fix #35890: memory leak in OS X ghost locale detection.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57821 954f8c5b-7b00-dc11-b283-0030488c597c
Fix #35802: searchbox menu not opening when opened from a popup near the bottom
of the window.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57822 954f8c5b-7b00-dc11-b283-0030488c597c
Fix #35809: dragging a non-active node in the node editor did not work reliably.
Disabled timer events from the properties editor were cancelling gestures.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@57823 954f8c5b-7b00-dc11-b283-0030488c597c