refactoring "lva team anmerkungen" indicator;
added first version of similarity check;
removed 50 word limit in evaluation view>questions
SLIDES added pub_date as data-tag in studio
COMMENTS fixed a bug in the response detail foldout
added evaluations in others;
SLIDES changed pub_date to seconds since unix
Merge branch 'master' of github.com:martflu/amanaman
EVALUATION added wordcount to detail-view
evaluation refactorings;
CHALLENGES fixed z-index fuckup with oversized check mark
CHALLENGES made ENTER CHALLENGES modifier-clickable
CHALLENGES fixed dated wording on challenges main page.
Merge branch 'master' into slides
NEW: proper admin menu for slidescasting models
WIP: videoplayer. lookin' good
NEW: jumping to a chapter is working
NEW: play/pause is now working.