Update for new icon set.

object_color_rules.py

oscurart_mesh_cache_tools.py

space_view3d_enhanced_3d_cursor.py

space_view3d_paint_bprojection.py

space_view3d_panel_measure.py

space_view3d_quickPrefs.py

space_view3d_render_settings.py

space_view3d_toolshelf_menu.py

system_project_folder.py