Add crossdomain middleware into switf proxy pipeline

Change-Id: I05d030428e326f829c53d7076cd15d2dda089dcd
Depends-On: https://github.com/xbezdick/openstack-puppet-modules/commit/e62339152cd0253353b12a7da7f1d6dcf814bab1
Merge "Add crossdomain middleware into switf proxy pipeline"