Fix style of items index page
Fix HTML of items show page
Fix destroy of backpacks
Send err.message in error responses for api/backpacks
Put update and remove inside of else statement
Assign ungrouped folders to ungrouped backpack
Assign ungrouped folders to ungrouped backpack
Refactor new folder creation
Add uniqueness to array of item ids in folder model
Merge pull request #99 from theponti/develop

Develop