Fix [#36827] 2.69 bug with smoke domain, particle emitter and a force field causes a crash

fuel array might be null!

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@60406 954f8c5b-7b00-dc11-b283-0030488c597c
add PoseBone.children convenience attribute.


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@60407 954f8c5b-7b00-dc11-b283-0030488c597c
OSX: make sure closing the mainwindow forewards to the quitdialog - todo: check if m_window now public is a problem

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@60409 954f8c5b-7b00-dc11-b283-0030488c597c
OSX/Scons/OMP: 1. Allow for compile with gnu gcc 4.8.1, 2. fix compiling with sdk > 10.7 by using libgomp dynamic, which includes proper errorhandling vs. static. Before xtra linking to system libstdc++.6.dylib was needed, which then caused incompatibilities

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@60410 954f8c5b-7b00-dc11-b283-0030488c597c
OSX/Scons: forgottten change for last commit

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@60411 954f8c5b-7b00-dc11-b283-0030488c597c
Fix [#36831] Grease Pencil dont create a drawing in current frame less than 1

Only forbid negframes when user has not allowed them in whole Blender (userpref, editing). Else, it's more than annoying to not be able to draw negframed gpencil.

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@60412 954f8c5b-7b00-dc11-b283-0030488c597c
Properties Editor / UI:
* Fix a py error in the "Image Sampling" panel, tex.image can be NULL. 

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@60413 954f8c5b-7b00-dc11-b283-0030488c597c
Fix [#36845] New generated blank image doesn't update preview (properties editor)

* IMAGE_OT_NEW did not had a notifier yet for some weird reason. 

git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@60414 954f8c5b-7b00-dc11-b283-0030488c597c