fix issue 340, but can't testing with dummy app. cause duplicate calling use_doorkeeper would conflict naming routes
Silent the Hound warnings about lines length for spec files
Merge pull request #412 from supertinou/No_more_80_character_line_limit

Limit lines to 120 characters and not 80
and spaces around the curly braces
Merge pull request #413 from jasl/fix-issue-340

fix issue 340