fix e2e tests

Author: dweber019

test/e2e/demo.spec.ts

@@ -1,6 +1,6 @@
 import {PageObject_Welcome} from './welcome.po';
 import {PageObject_Skeleton} from './skeleton.po';
-import {browser, element, by, By, $, $$, ExpectedConditions} from 'protractor/globals';
+import {browser} from 'protractor';
 
 describe('aurelia skeleton app', function () {
   let po_welcome: PageObject_Welcome;

test/e2e/skeleton.po.ts

@@ -1,4 +1,4 @@
-import {browser, element, by, By, $, $$, ExpectedConditions} from 'protractor/globals';
+import {browser, element, by} from 'protractor';
 
 export class PageObject_Skeleton {
 

test/e2e/welcome.po.ts

@@ -1,4 +1,4 @@
-import {browser, element, by, By, $, $$, ExpectedConditions} from 'protractor/globals';
+import {element, by} from 'protractor';
 
 export class PageObject_Welcome {
   getGreeting() {