Import new edition for existing text with existing edition

[xadxura]

• Extend text edition import UI to support multiline parser validation
• Require user to specify edition type and visibility for edition on import
• Inherit visibility and ownership for everything
• Inherit owner from active edit as
• Require Attribution (from enumerated Bib_ids)
• Note, responsibility for managing which editions are included in cat_edition_ids is deferred to Plugins for now

[xadxura]

• Import full text edition