Multi-line svn commit, see body.
authorScott Cantor <cantor.2@osu.edu>
Wed, 17 Oct 2007 05:15:54 +0000 (05:15 +0000)
committerScott Cantor <cantor.2@osu.edu>
Wed, 17 Oct 2007 05:15:54 +0000 (05:15 +0000)
Move credential usage enum to Credential class.
Get rid of test data relying on RetrievalMethod.


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