improve performance and UX - handle history views properly

src/js/services/pincodeService.js

@@ -1,26 +0,0 @@
-'use strict';
-
-angular.module('copayApp.services').factory('pincodeService', function($log, $rootScope, $ionicModal, configService) {
-  var root = {};
-
-  root.lockChange = function(opts) {
-    var scope = $rootScope.$new(true);
-    scope.fromSettings = opts.fromSettings;
-    scope.locking = opts.locking;
-    $ionicModal.fromTemplateUrl('views/modals/pincode.html', {
-      scope: scope,
-      backdropClickToClose: false,
-      hardwareBackButtonClose: false
-    }).then(function(modal) {
-      scope.pincodeModal = modal;
-      scope.pincodeModal.show();
-    });
-  };
-
-  root.isLocked = function() {
-    var config = configService.getSync();
-    return config.pincode ? config.pincode.enabled : false;
-  };
-
-  return root;
-});