Initial add of yum cataloger.
bare-bones unit test for yum cataloger.
move cataloger test to proper location.
Add cataloger plugins.
update to work with changed cataloger API and conduit.
fix unit cataloger unit test.
Merge branch 'master' into cataloger
1033776 - If scratchpad contains fields other than checksum_type then checksum may be calculated incorrectly.
Automatic commit of package [pulp-rpm] release [2.3.1-0.1.beta].
Merge pull request #396 from pulp/barnabycourt-1033776

1033776 - If scratchpad contains fields other than checksum_type then ch...
Automatic commit of package [pulp-rpm] release [2.3.1-0.2.beta].
Merge branch 'pulp-2.3.1'

Conflicts:
	pulp-rpm.spec
	rel-eng/packages/pulp-rpm
1034366 - Failure to export RPM repositories to ISO where the repository does not have a checksum manually set.
Merge pull request #397 from pulp/barnabycourt-1034366

1034366 - Failure to export RPM repositories to ISO where the repository...
Automatic commit of package [pulp-rpm] release [2.3.1-0.3.beta].
Merge branch 'pulp-2.3.1'
1023188 - Create listing files in ISO export distributor
Merge pull request #398 from pulp/barnabycourt-1023188

1023188 - Create listing files in ISO export distributor
995076 - make sure to call finalize on the nectar config object
fix unit test for changed get_locator(); docstrings.