Cleanup create_accounts functions

lib/nova and lib/ceilometer had function calls not in the desired
form.

Change-Id: I6b848e51654a48fe2df6084efdb0f67fd5e180f0
diff --git a/lib/nova b/lib/nova
index fa57432..cd9544b 100644
--- a/lib/nova
+++ b/lib/nova
@@ -330,14 +330,12 @@
 }
 
 # create_nova_accounts() - Set up common required nova accounts
-
+#
 # Project              User         Roles
 # ------------------------------------------------------------------
 # SERVICE_TENANT_NAME  nova         admin
 # SERVICE_TENANT_NAME  nova         ResellerAdmin (if Swift is enabled)
-
-# Migrated from keystone_data.sh
-create_nova_accounts() {
+function create_nova_accounts {
 
     local service_tenant=$(openstack project list | awk "/ $SERVICE_TENANT_NAME / { print \$2 }")
     local admin_role=$(openstack role list | awk "/ admin / { print \$2 }")