Added migration to drop tables we dont use anymore.

install/DoctrineMigrations/Version20110312121200.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration,
+    Doctrine\DBAL\Schema\Schema;
+
+class Version20110312121200 extends AbstractMigration
+{
+    public function up(Schema $schema)
+    {
+        $schema->dropTable("cc_backup");
+        $schema->dropTable("cc_trans");
+    }
+
+    public function down(Schema $schema)
+    {
+    }
+}