moved non-interface stuff to /admin namespace
application controller is also necessary in non-admin namespace *oops*, added devise for admin authentication
initialized devise config
added user model, mainly to be used for admin users
made user a devise model
added new assets
added tests for mql
removed assets from branch
fixed various rubocop offences etc..
removed some obsolete scaffolding files
master up to date
[refactoring] more performant random question selection by not using SQL RAND()
fixed typo "success" instead of "successrai"
delegated responsibility for providing a question from QuestionsController to QuestionGenerator
no more testing of places routes since those won`t be available
removed places controller
added testing support for devise
added question generatpr
added AbstractGenerator and AnswerGenerator
added question not found exception