cherry pick in @grikorha's bulk edit bug fixes
INTERNALAPPS-2883 - Provide ability to search data in specified folder
Merge branch 'master' of https://github.com/pnewman1/ExtensionCord into cpick
INTERNALAPPS-2883 - Fixed search on testcase search page and some code improvements
INTERNALAPPS-3163 - Hide "Bulk Update" button when there are no tastcases in selected folder.

(manually resolved conflict)
Fix issues with tablesorter