MT#6461 Fix branding table structure.

db_scripts/diff/15050.up

@@ -1,9 +1,12 @@
 USE billing;
 
+DROP TABLE IF EXISTS reseller_brandings;
 CREATE TABLE `reseller_brandings` (
   `id` int(11) unsigned NOT NULL AUTO_INCREMENT,
   `reseller_id` int(11) unsigned NOT NULL,
-  `css` text,
+  `css` mediumtext,
+  `logo` mediumblob,
+  `logo_image_type` varchar(32) DEFAULT NULL,
   PRIMARY KEY (`id`),
   UNIQUE KEY `reseller_idx` (`reseller_id`),
   CONSTRAINT `branding_reseller_fk` FOREIGN KEY (`reseller_id`) REFERENCES `resellers` (`id`) ON DELETE CASCADE ON UPDATE CASCADE