added approve request factory, request handler
added ignore request functionality
added group editing functionality
fixed  passing in request handler
refactored find group and join group page functionality
added submit topic refactor to topic controller
added edit topic refactor
added delete topic refactor
added edit flashcard refactor
broke up the css into topics
renamed, reorganized css files
changed description size on forms
Merge pull request #75 from lennylemony/groupFlow

refactored angular and css code