Merge remote-tracking branch 'origin/feature/7396_unit_test_for_loadiffromnexus'
Merge remote-tracking branch 'origin/feature/8440_no_package_debug_python_pyds'
Merge remote-tracking branch 'origin/feature/8073_check_file_existence'
Merge remote-tracking branch 'origin/feature/7932_mdviewer_deadcode'
Merge remote-tracking branch 'origin/feature/8446_icat_missing_header'
Merge remote-tracking branch 'origin/feature/8431_remove_unused_modules'
Merge remote-tracking branch 'origin/bugfix/8447_integration_options'
Merge remote-tracking branch 'origin/bugfix/8311_apply_cor_scale'
Reset comboboxes to empty rather than clear them. Refs #8462.
Merge branch 'feature/8462_icat_fix_reset_button' into develop