int(request.REQUEST.get('index', 0) all in try/except. See #9918

Can't assume that request strings are castable to int().
Remove Import Location from Import Window and always show the Import Location PopUp on image selection
Remove logic around showing location as popup as we always show it as a popup window now
Refactor import location pane to be tab based
Squash some refactor bugs
Refactor UI related code for import location dialogue
Location Dialog layout compiling
More changes to the UI code
Refactor in progress, NPEs at the moment, may need to revert and try again
Start moving group code around
Group refactor in progress
Importer dialog now shows as groups are passed through
Loading Groups, projects & datasets into comboboxes, resolvec close button bug
Tab swap work in progress, need to wqork out hostObject type
Group switch in progress
Group change property fired
Group change property fired
Group switching in LcoationDialog now implemented and Project / Dataset updates
Code cleanup, remove unused irrelevant variables + code from group selection code
Import Settings classes defined, WIP