increase version
adapt left block nav to tab navigation
empty bracket in taxonomie sorting
lang string Kompetenzübersicht for student
changed font for learningagende print view
date depends on language
sql injection
first update for badges
import problem with topic_mm

when schoolspecific data are importet
Revert "first update for badges"

This reverts commit 8d90fec7149c1ff6c097897a0158fcd3201c75e5.
Merge remote-tracking branch 'origin/experimental'