Adjust memory for PuppetDB tests to avoid OOM killer

The tests were failing on Ubuntu, and I noticed that the OOM killer
was killing java. This patch increases the memory size for each
image to avoid this.

Signed-off-by: Ken Barber <ken@bob.sh>

.nodeset.yml

@@ -5,27 +5,41 @@ sets:
     nodes:
       "main.foo.vm":
         prefab: 'centos-59-x64'
+        options:
+          memory: 1024 #mb
   'centos-64-x64':
     nodes:
       "main.foo.vm":
         prefab: 'centos-64-x64'
+        options:
+          memory: 1024 #mb
   'fedora-18-x64':
     nodes:
       "main.foo.vm":
         prefab: 'fedora-18-x64'
+        options:
+          memory: 1024 #mb
   'debian-607-x64':
     nodes:
       "main.foo.vm":
         prefab: 'debian-607-x64'
+        options:
+          memory: 1024 #mb
   'debian-70rc1-x64':
     nodes:
       "main.foo.vm":
         prefab: 'debian-70rc1-x64'
+        options:
+          memory: 1024 #mb
   'ubuntu-server-10044-x64':
     nodes:
       "main.foo.vm":
         prefab: 'ubuntu-server-10044-x64'
+        options:
+          memory: 1024 #mb
   'ubuntu-server-12042-x64':
     nodes:
       "main.foo.vm":
         prefab: 'ubuntu-server-12042-x64'
+        options:
+          memory: 1024 #mb

manifests/server.pp

@@ -133,7 +133,6 @@ class puppetdb::server(
   service { $puppetdb_service:
     ensure => $puppetdb_service_status,
     enable => $service_enabled,
-
   }
 
   Package[$puppetdb_package] ->