https://fedorahosted.org/freeipa/ticket/1481
Shows status dialog instead of error dialog (error 4304 is treated like success).
Refactored error dialog.
Added generic message dialog (IPA.message_dialog)
Modified core tests to work with dialog.
The ordered map is a jQuery extension for creating a collection which can
be accessed both as an ordered list and as a map. This collection can be
used to store various objects including entities, fields, columns, and
dialogs. A test suite for this class has been added as well.
Ticket #1232