Fixed wrong pagination for categories, closes #684
Merge branch '2.8'
Fixed permission check of FAQs, closes #682
Removed wrong echo
Added destructor to close MySQL connections to avoid too many open connections on some shared webhosting accounts
Added exception is file is not deleteable, fixed check on upload (#685)
Fixed broken changelog toggle, closes #686
Added additional check for SplFileInfo (#685)
Fixed broken build
Fixed possible UX glitch when adding new members, closes #688
Improved JS code for refreshing captchas
Removed PNG output of captchas due to IE issues
Fixed JavaScript scoping issue with IE8, closes #687
Merge branch '2.8'