Adds supervisor review feature
Fixes test issues
Fixes issues in comments
Merge pull request #195 from boersmamarcel/supervisorview

Supervisorview
Fixes gem issue
Adds rake gem in assets group
fixed decorator
Fix for rspec not available on production
Merge branch 'master' of https://github.com/boersmamarcel/challengesplatform
Merge branch 'master' of https://github.com/boersmamarcel/challengesplatform into createchallenge