filter messages

src/messaging.js

@@ -142,6 +142,9 @@ var db = require('./database'),
 			async.waterfall([
 				async.apply(db.getObjects, keys),
 				function(messages, next) {
+
+					messages = messages.filter(Boolean);
+
 					async.map(messages, function(message, next) {
 						var self = parseInt(message.fromuid, 10) === parseInt(fromuid, 10);
 						message.fromUser = self ? userData[0] : userData[1];