added basic helper methods in appcontroller
made sure could only add products if signed in
added retired defaults to false migration that is slightly useless. Ended up deleting retired presence validation
merge conflict resolved
merge conflict resolved
changed inputs in user controller
start current order
Merge branch 'master' into order_rspecs
rescue method
Added reviews controller.
Merge pull request #18 from Elffers/category

Basic category controller and index view
Merge pull request #19 from Elffers/current_order

Current order
added functionality to reject self reviews in review controller + some other edits
Merge pull request #20 from Elffers/reviews_controller_views

Reviews controller views
Update CategoryController