use latest chainpad-server

lib/historyKeeper.js

@@ -747,7 +747,7 @@ module.exports.create = function (cfg, cb) {
 
             // TODO compute lastKnownHash in a manner such that it will always skip past the metadata line?
             getHistoryAsync(channelName, lastKnownHash, false, (msg, readMore) => {
-                if (!msg) { return; }
+                if (!msg) { return; } // XXX
                 msgCount++;
                 // avoid sending the metadata message a second time
                 if (isMetadataMessage(msg) && metadata_cache[channelName]) { return readMore(); }