Merge remote-tracking branch 'origin/feature/4856_msdfit_ui_upgrade'
Merge remote-tracking branch 'origin/feature/9030_fitting_error_propagation'
Merge remote-tracking branch 'origin/feature/9396_ConvertToMDHelpersNames'
Merge remote-tracking branch 'origin/bugfix/9135_ISISRawAndMonitors'
Merge remote-tracking branch 'origin/bugfix/9355_calibraterectangulardetectors_date'
Re #9415. Remove code added just for testing.
Merge branch 'bugfix/9415_remove_testing_code' into develop