CYB-301 Comments are being created, but not shown on gallery detail view
  * stray 'end' line in CommentsController#index, meant that the 'else' clauses where a record did not get persisted, in fact, was always executed.
Merge pull request #183 from coyote/fix_400_in_comments

CYB-301 Comments are being created, but not shown on gallery detail view