fix user field

lib/server.js

@@ -2433,7 +2433,7 @@ WalletService.prototype.pushNotificationsSubscribe = function(opts, cb) {
 
   var self = this;
 
-  opts.user = self.walletId + '$' + self.copayerId + '$' + opts.token;
+  opts.user = self.walletId + '$' + self.copayerId;
 
   request({
     url: config.pushNotificationsOpts.pushServerUrl + '/subscribe',
@@ -2453,7 +2453,7 @@ WalletService.prototype.pushNotificationsUnsubscribe = function(token, cb) {
     method: 'POST',
     json: true,
     body: {
-      user: self.walletId + '$' + self.copayerId + '$' + token
+      user: self.walletId + '$' + self.copayerId
     }
   }, function(err, response) {
     return cb(err, response);

test/integration/server.js

@@ -5478,7 +5478,6 @@ describe('Wallet service', function() {
           });
           args[0].body.user.should.contain(wallet.copayers[0].id);
           args[0].body.user.should.contain(wallet.id);
-          args[0].body.user.should.contain('DEVICE_TOKEN');
           done();
         });
       });
@@ -5498,7 +5497,6 @@ describe('Wallet service', function() {
 
           args[0].body.user.should.contain(wallet.copayers[0].id);
           args[0].body.user.should.contain(wallet.id);
-          args[0].body.user.should.contain('DEVICE_TOKEN');
           done();
         });
       });