add migrate command to opencloud script
diff --git a/planetstack/scripts/opencloud b/planetstack/scripts/opencloud
index 041f3f8..901ad80 100755
--- a/planetstack/scripts/opencloud
+++ b/planetstack/scripts/opencloud
@@ -46,9 +46,13 @@
     python /opt/planetstack/manage.py syncdb --noinput
 }
 function evolvedb {
-    echo "Syncing OpenCloud services..."
+    echo "Evolving OpenCloud services..."
     python /opt/planetstack/manage.py evolve --hint --execute --noinput
 }
+function migratedb {
+    echo "Migrating OpenCloud services..."
+    python /opt/planetstack/manage.py migrate
+}
 function stopserver {
     echo "Stopping any running OpenCloud Service(s)"
     pkill -f "python.*runserver"
@@ -129,6 +133,11 @@
     ensure_postgres_running
     evolvedb
 fi
+if [ "$COMMAND" = "migratedb" ]; then
+    stopserver
+    ensure_postgres_running
+    migratedb
+fi
 if [ "$COMMAND" = "resetdb" ]; then
     stopserver
     dropdb