Add environment varibale for PHP service

 o Set the environment variables with the ip of the mysql and the xtreemfs
   service.
 o Change the OwnCloud manifest using the environment variables.

git-svn-id: svn://svn.forge.objectweb.org/svnroot/contrail/trunk/conpaas@4959 ef35cc4a-2640-4bbf-98bc-65920db7d8ae
conpaas-director: update multicloud example filename


git-svn-id: svn://svn.forge.objectweb.org/svnroot/contrail/trunk/conpaas@4960 ef35cc4a-2640-4bbf-98bc-65920db7d8ae
conpaas-director: update multicloud example filename in MANIFEST.in


git-svn-id: svn://svn.forge.objectweb.org/svnroot/contrail/trunk/conpaas@4961 ef35cc4a-2640-4bbf-98bc-65920db7d8ae