CR-424636 - Error with sidebar. Hotfix - added checking of case where courselet is one of active course's courselets
CR-424636 - Error with sidebar. Hotfix
- added checking of case where courselet is one of active course's courselets

raccoongang/socraticqs2,cjlee112/socraticqs2,cjlee112/socraticqs2,cjlee112/socraticqs2,raccoongang/socraticqs2,raccoongang/socraticqs2,raccoongang/socraticqs2,cjlee112/socraticqs2