MySQL: added CreatorID, moved asset_flag to migration script

OpenSim/Data/MySQL/Resources/AssetStore.migrations

@@ -67,3 +67,11 @@ COMMIT;
 
 DELETE FROM assets WHERE id = 'dc4b9f0b-d008-45c6-96a4-01dd947ac621'
 
+:VERSION 7
+
+ALTER TABLE assets ADD COLUMN asset_flags INTEGER NOT NULL DEFAULT 0;
+
+:VERSION 8
+
+alter table assets add CreatorID varchar(36) not null default ''
+