remove karma until unit tests are implemented
remove karma until unit tests are implemented

doubtfire-lms/doubtfire-web,doubtfire-lms/doubtfire-web,alexcu/doubtfire-web,doubtfire-lms/doubtfire-web,final-year-project/doubtfire-web,doubtfire-lms/doubtfire-web,alexcu/doubtfire-web,final-year-project/doubtfire-web