Added reviews table
Added a create review page
Add validation to create review
Can create a review now
First commit to showing rating on the course page.
Showing reviews on the course page
Review date shown is human readable
Added re-direction and updating of  rating after writing a review.
Added a way to optionally select a course session while writing a review
Converting newlines into br tags in the review text while displaying. Multiple newlines get reduced to 2 new lines.
Added a way to collect review feedback
Added average rating below the course title
Added a status field to the review table
Added an admin page to show all new reviews
Added ability to edit review
Minor tweaks from UI to backend
Added the jquery auto size plugin for review text area
Added a dummy review title.
Added tests for review controller
CSS tweaks for review stuff