Top level actions:
* displaying errors -> error nicely
* supporting groups for form inputs
Top level actions:
* group values default to hash
* group parameters correctly propagated to form
* group rendering finished
Top level actions:
* added help for groups and multiples
* groups can now have nested multiples
Top level actions:
* style fix, spaces after dashes
Top level actions:
* positioning group collapse, multiple add and help icons like on relation tables on cards
Top level actions:
* form multiple refactoring
Top level actions:
* using RecursiveOpenStruct for parsed form values
* enables easier (non hash like) usage
Merge branch 'top_level_actions'