bugzid 3477: allow servers to be launched from public ubuntu images
Merge pull request #19 from daniellemayne/2013.07

bugzid 3477: allow servers to be launched from public ubuntu images - 2013.07
[maven-release-plugin] prepare release dasein-cloud-cloudsigma-2013.07.2
[maven-release-plugin] prepare for next development iteration
Merge branch '2013.07'