Steps to reproduce

1. Create a new role, for instance Foo,
2. Create a new user, for instance John Doe,
3. Set the following policies for the Foo role:

   Module	Function	Limitations
   Content	Read	None
   Content	Diff	None
   Content	View_embed	None
   Content	Edit	None
   Content	Publish	None
   Content	Manage_locations	None
   Content	Hide	None
   Content	Reverserelatedlist	None
   Content	Translate	None
   Content	Remove	None
   Content	Versionread	None
   Content	Versionremove	None
   Content	Translations	None
   Content	Urltranslator	None
   Content	Pendinglist	None
   Content	Restore	None
   Content	Cleantrash	None
   Content	Create	Content Type: Article, Content Type of Parent: Folder
   User	login	SiteAccess: site, admin

4. Add John Doe to the Foo group,
5. Under the project root directory create a folder,
6. In the folder created in the previous step create an article,
7. Login into AdminUI as John Doe,
8. Go to the article (created in step 6),
9. Go to Locations tab

Result:
User John Doe can't create any new location. + button is greayed out.

Expected result:
According to the permissions configuration, John Doe should be able to, at least, open UDW and choose a content objects matching permission limitations.