added topic owner uid

src/posts.js

@@ -302,7 +302,7 @@ var async = require('async'),
 					user.getMultipleUserFields(uids, ['uid', 'username', 'userslug', 'picture'], next);
 				},
 				topicsAndCategories: function(next) {
-					db.getObjectsFields(tids, ['tid', 'title', 'cid', 'slug', 'deleted'], function(err, topics) {
+					db.getObjectsFields(tids, ['uid', 'tid', 'title', 'cid', 'slug', 'deleted'], function(err, topics) {
 						if (err) {
 							return next(err);
 						}