Blender Git Loki

Merge branch 'master' into soc-2013-sketch_mesh

Conflicts:
release/scripts/addons
source/blender/blenloader/intern/readfile.c
source/blender/blenloader/intern/writefile.c
source/blender/editors/object/object_modifier.c
source/blender/makesrna/intern/rna_modifier.c
source/blender/modifiers/intern/MOD_laplaciandeform.c