Remove nightly from tito.props.
1138475 - yum distributor now always includes "description" element for errata

This resolves an issue where pulp could not sync an EPEL5 repo that had been
published by pulp. The upstream repository included an empty description
element, so the distributor was changed to produce XML with a similar empty
element.
Automatic commit of package [pulp-rpm] release [2.4.1-0.9.rc].
Merge branch 'rbarlow-nightly' into 2.5-testing
Merge branch '2.4-dev' into 2.5-testing

Conflicts:
	pulp-rpm.spec
	rel-eng/packages/pulp-rpm
Remove files that are no longer necessary for running the unit tests
Quickstart uses zoo repo so that the entire doc can be a single example.
Merge pull request #560 from pulp/mhrivnak-1138475

1138475 - yum distributor now always includes "description" element for errata
Merge commit '24a78c72254'
Merge pull request #561 from pulp/barnabycourt-remove-unnecessary-files

Remove files that are no longer necessary for running the unit tests
Add myself to Authors
Merge pull request #562 from asmacdo/amacdona-quickstart

Quickstart uses zoo repo so that the entire doc can be a single example.
Apply docs from pulp-2.4 that were missing.

This commit adds the docs changes that were present in the pulp-2.4
branch that were not present in the 2.4-release branch. The patch was
generated with this command:

$ git diff 2.4-release..pulp-2.4 docs/
1139888 - Document the default for validate.

We had documented the incorrect default for an importer's validate
setting. This commit corrects the documentation.

https://bugzilla.redhat.com/show_bug.cgi?id=1139888
1049492 - Add docs for the yum_repo_metadata_file.

https://bugzilla.redhat.com/show_bug.cgi?id=1049492
Merge branch '2.4-release' into 2.4-testing
Merge branch '2.4-dev' into 2.5-testing
Merge branch '2.5-testing' into 2.5-dev
Merge branch '2.5-dev'
Update the docs URL from pulp-2.4 to 2.4-release.