1171509 - FastForwardXmlFileContext was sometimes finding the wrong file and was not cleaning up after itself.

Add 2.5.0 -> 2.5.1 upgrade instructions
Merge branch '2.5-testing' into 2.6-dev
Automatic commit of package [pulp] release [2.5.1-0.2.beta].
Automatic commit of package [pulp-nodes] release [2.5.1-0.2.beta].
1012091 - SELinux policy now allows setting directory attributes in /tmp
1150128 - The pulp-consumer tool now reports the error message for permission exceptions.
Merge pull request #1389 from jeremycline/1150128

1150128 - The pulp-consumer tool now reports the error message for permission exceptions.
Merge branch '2.5-testing' into 2.6-dev

Conflicts:
	nodes/pulp-nodes.spec
	pulp.spec
	rel-eng/packages/pulp
	rel-eng/packages/pulp-nodes
1142325 - the unit tests no longer depend on qpidtoollibs.
Merge pull request #1418 from jeremycline/1142325

1142325 - the unit tests no longer depend on qpidtoollibs.
GPG related updates

This patch updates the building doc, and adds a new parameter to builder.py
which pulls down signed RPMs.
Merge pull request #1365 from beav/gpgsign

GPG related updates
Updates python-kombu to 3.0.24
Merge pull request #1413 from dkliban/selinux-2.6-dev

1012091 - SELinux policy now allows setting directory attributes in /tmp
Merge pull request #1420 from bmbouter/US3132

Updates python-kombu to 3.0.24