Add Puppet 3.4 gate support for OpenStack modules

Puppet 3.4 has been release the 19th December 2013 and is the latest
stable release.
This patch aims to add a new step in gate testing with the goal to
ensure that OpenStack module work with Puppet 3.4.

Change-Id: I2c74b7f23f5cf0973f2afd0629b5de63dd4c69c4
Signed-off-by: Emilien Macchi <emilien.macchi@enovance.com>
sphinxcontrib-docbookrestapi: enable tests for Python 2.6, 2.7 and 3.3

Tests will be added to sphinxcontrib-docbookrestapi really soon, so it makes
sense to enable them in Jenkins.

Change-Id: I7dd3bf7bf2d833fc02e7bb11ab3ef1ddcfb9be64
Merge "sphinxcontrib-docbookrestapi: enable tests for Python 2.6, 2.7 and 3.3"
Merge "Add Puppet 3.4 gate support for OpenStack modules"