refactor lock warning and add tests

js/controllers/warning.js

@@ -0,0 +1,28 @@
+'use strict';
+angular.module('copayApp.controllers').controller('WarningController', function($scope, $rootScope, $location, controllerUtils) {
+
+
+  $scope.checkLock = function() {
+    if (!$rootScope.tmp || !$rootScope.tmp.getLock()) {
+      controllerUtils.redirIfLogged();
+    }
+  };
+
+
+  $scope.signout = function() {
+    controllerUtils.logout();
+  };
+
+  $scope.ignoreLock = function() {
+    var w = $rootScope.tmp;
+    delete $rootScope['tmp'];
+
+    if (!w) {
+      $location.path('/');
+    } else {
+      w.ignoreLock = 1;
+      $scope.loading = true;
+      controllerUtils.startNetwork(w, $scope);
+    }
+  };
+});