Fix syntax in Backpacks controller on client side
Refactor categories controller to use res.status and res.json #145 #146
Refactor categories controller to use AppCtrl.serverError
Refactor categories controller to use AppCtrl
Refactor items controller to use res.status and res.json #145 #146
Merge pull request #163 from theponti/refactor/use-res-status-#145

Refactor/use res status #145
Merge pull request #164 from theponti/develop

Merge with develop