Partially implemented submit review.
Merge branch 'master' into nicks2

Conflicts:
	app/controllers/Application.scala
Merge branch 'master' into nicks2
Merge branch 'master' into nicks2
Finished implementing submitReview.
Merge branch 'master' into nicks2

Conflicts:
	app/controllers/Application.scala
Merge pull request #10 from guardian/nicks2

Implemented submitReview
Add stats
Add statistics to template
Fix after rebase