CC-2538:Upgrade script for Phone home metrics-DB changes

- implemented drop() for both music_dirs and country tables

install/DoctrineMigrations/Version20110629143017.php

@@ -32,6 +32,6 @@ class Version20110629143017 extends AbstractMigration
 
     public function down(Schema $schema)
     {
-
+        $schema->dropTable('cc_music_dirs');
     }
 }

install/DoctrineMigrations/Version20110713161043.php

@@ -21,6 +21,6 @@ class Version20110713161043 extends AbstractMigration
 
     public function down(Schema $schema)
     {
-        
+        $schema->dropTable('cc_country');
     }
 }