add notification

lib/server.js

@@ -217,6 +217,12 @@ WalletService.prototype.replaceTemporaryRequestKey = function(opts, cb) {
       self.storage.storeWalletAndUpdateCopayersLookup(wallet, function(err) {
         if (err) return cb(err);
 
+        self._notify('CopayerUpdated', {
+          walletId: opts.walletId,
+          copayerId: copayer.id,
+          copayerName: copayer.name,
+        });
+
         return cb(null, {
           copayerId: self.copayerId,
           wallet: wallet