Merge remote-tracking branch 'origin/feature/9571_UsageExamples'
re #9571 category comment missed
Merge remote-tracking branch 'origin/feature/9783_engine_x_focus_properties'
Merge remote-tracking branch 'origin/bugfix/9772_fix_cansas_units'
Merge remote-tracking branch 'origin/feature/9756_non_modal_algorithm_dialogs'
Merge remote-tracking branch 'origin/feature/9771_muon_fit_range'
Merge remote-tracking branch 'origin/bugfix/9781_python_function_argument_order'
Re #9777. Giving DSFinterp1DFit the right filename.
Re #9777. Removing old wiki docs that got moved to rst.
Re #9777. Finishing off file rename
Re #9777. First pass at an attributes directive.
Re #9777. Adding attributes tags to fit functions.
Re #9777. Allowing attributes directive to have content.
Merge branch 'feature/9777_fitfunc_attributes' into develop