added bucket create, update and show functions
can add items from within a bucket page
added an override for left margin for the controls in a horizontal form
added qrcodes to buckets
removed duplicate notice message
Added bucket field on the item forms
fix issue with empty bucket being saved if no bucket set
list all bucket qrcodes
parameterized the qrcodes controller so it will display qrcodes for other types of object
Merge branch 'feature/buckets' into develop