Merge remote-tracking branch 'origin/feature/9725_muonload_dataprocessor'
Merge remote branch 'origin/bugfix/9767_PIVsR_documentation'
Merge remote-tracking branch 'origin/feature/9737_correct_Alg_links_in_rst'
Merge remote-tracking branch 'origin/feature/9762_all_error_bars_preference'
Merge remote-tracking branch 'origin/feature/9761_remove_navbar_links_offline_help'
Added background image to installer.

refs #9255
Move .DS_Store file into a more appropriate location.

refs #9255
Merge branch 'feature/9255_osx_bundle_installer' into develop