Merge pull request #9 from Widdershin/develop

Develop
Merge pull request #10 from Widdershin/develop

Rewrote README
Merge branch 'develop' of github.com:widdershin/community-review
Added suggested_by to Review hash
Returned JSON for reviews now includes suggested_by
Added Review#submitted bool
Segregated already posted reviews
Added Review_Controller#update and key protected it
Implemented Review_Controller#update
Merge pull request #12 from Widdershin/11-community-review-poster-compatibility

11 community review poster compatibility