Added supervising filter in challenges overview
Merge branch 'master' of https://github.com/boersmamarcel/challengesplatform into declinedoverview
Fixed overlap in challenges and removed unenrolled challenges from dashboard
Update look and feel of challenges
Fixed datestring in challenge tile
Renamed proposal to draft
Fixed duplicate empty message
Fixed steps
Merge pull request #190 from boersmamarcel/declinedoverview

Declined overview and rename from proposal to draft