quicktabs 7.x-3.1

#1335810: Page title is overridden by last page-callback based tab Page title is overridden by last page-callback based tab
#1328070: Installing 7.3 version by johnv: consistent naming of Quicktabs Styles plus adding the missing dependency on Quicktabs
#1326188: Changing hover font color in tab title in Basic style by Mark123: Changing hover font color in tab title in Basic style
#1317416: Callback functionality not working if returned value isn't an array by bocaj: Callback functionality not working if returned value isn't an array
#1264976: Adding List Classes by awolfey: Add first and last classes to tab links
Using a different class for UI tabsets so that it's possible to have UI and non-UI tabs on the same page
#1092616: HTML5 History API for AJAX by acouch: HTML5 History API for AJAX (UI Accordion)
#1092616: HTML5 History API for AJAX by acouch: HTML5 History API for AJAX (UI Tabs)
Fix for QTs with multiple ajax views, ensuring unique DOM ids
#1275850: Undefined index: view_path in views_ajax(): Undefined index: view_path in views_ajax()
#340833: Translation of quicktabs tab text by thegreat, robin.puga and katbailey: Translation of quicktabs tab text
#1240814: Show next tab if default tab is empty: Show next tab if default tab is empty