Upload the dump and set the password for mysql from the manifest

git-svn-id: svn://svn.forge.objectweb.org/svnroot/contrail/trunk/conpaas@4912 ef35cc4a-2640-4bbf-98bc-65920db7d8ae
conpaas-director: install python-netaddr on our public AMIs


git-svn-id: svn://svn.forge.objectweb.org/svnroot/contrail/trunk/conpaas@4913 ef35cc4a-2640-4bbf-98bc-65920db7d8ae
conpaas-core: use a public DNS server on EC2 instead of Amazon's default


git-svn-id: svn://svn.forge.objectweb.org/svnroot/contrail/trunk/conpaas@4914 ef35cc4a-2640-4bbf-98bc-65920db7d8ae
conpaas-core: always return a list in create_service_nodes


git-svn-id: svn://svn.forge.objectweb.org/svnroot/contrail/trunk/conpaas@4915 ef35cc4a-2640-4bbf-98bc-65920db7d8ae