Support for Ceilometer installation.

- Added puppet-ceilometer and puppetlabs-mongodb modules
- Added Ceilometer plugin

Fixes: rhbz#967310

Change-Id: Ib1f42faf78a75af32232994f8e40acbdac318b4d

packstack/puppet/templates/keystone_ceilometer.pp

@@ -0,0 +1,7 @@
+
+class { 'ceilometer::keystone::auth':
+    password => '%(CONFIG_CEILOMETER_KS_PW)s',
+    public_address => "%(CONFIG_CEILOMETER_HOST)s",
+    admin_address => "%(CONFIG_CEILOMETER_HOST)s",
+    internal_address => "%(CONFIG_CEILOMETER_HOST)s",
+}