Hide empty 'Source: ' label in dialog
Merge branch 'schema-change-2014-05' into mbs-2714-series-ui

Conflicts:
	t/lib/t/MusicBrainz/Server/Controller/Artist/EditRelationships.pm
Stop checking if the link type changed in accept(), because it's always an autoedit anyway
Add Relationship::Reorder test
Show bubble docs for the series fields
Make guess case work for series
Correctly submit/create/display relationships with attribute text values
Add series to get_plural_type
Fix display of automatic subscription preference
Adjust order of series_type items
Don't show link order numbers for automatically ordered series
Don't show link types/attribute types/target types that conflict with the series itself
Automatically set added relationships' link orders
Indent series type options correctly
Don't allow editing the type/ordering attribute of a non-empty series
Fix mysterious pink tab in release editor

It's caused by the external links editor, which has its error
containers marked with data-visible. Not sure why these exist
on the page given that there's a with-binding around them and there's
no actual error, but checking the container for emptiness works.
Make add/edit series edits appear in their history
Fix TypeError on /series/create (ensure type is defined)
Load series types in load_entities
Add series to MB.text.AddAnotherEntity