Add a test for Acquisition in comments.
added test acquisition chain for unwrapped object

Conflicts:
	plone/app/discussion/tests/test_acquisition.py
Fix total comments index
Add dev.delib-da.1 to version pin
Refactor acquisition tests to define the expected behaviour when dealing with wrapped and unwrapped comments.
Add tests to confirm that some methods of a conversation incorrectly use an unwrapped comment to determine whether anonymous users can view.
Fixing test failures.
Back out internal version number
Merge pull request #38 from delib/evilbungle-comment-acquisition

Fixing incorrect behaviour with acquired permissions