improved category display (faster, much less SQL queries, tree-style and plain style, opening tree automatically for a specified page), improved and unified CSS and JS handling (requireCSS and requireJS)
fixing a LOT of bugs found because of the beta release (primarily bugs of multiple references of multiple resources frommultiple/nested activities)improving the UI in the portlet (imsld-chunk), storing the started status of each activity, improving parsing of level B andtranslating