1.: Add a new reference.
2.: Hit "add source" button and stop edit mode hitting "cancel".
-> The reference added in step 1 is moved to the top of list of the existing references.
3.: Repeat step 2.
-> The reference added in step 1 is removed from the list of references.
Version: unspecified
Severity: major
Whiteboard: u=dev c=frontend p=8 s=2014-04-01