Don't show vote controls when user isn't logged in
Failing tests for destroying posts
made the comments failing specs pass
Added shared examples
Passed failing specs for questions controller
Passed answer controller specs and installed the paranoia gem
Added paranoia tests
Enabled deleting of question
Enabled removing of answers
Enabled deleting answers and comments but with a bug @ https://github.com/neilmarion/paano/issues/77
Merge branch 'master' into staging