Update [ChromeDriver, standalone selenium server] for the travis-ci Automated Functional Acceptance Testing

• As the ChromeDriver has got some changes on updates it will have issues with old testing configs
• Update emuse/behat-html-formatter to ^0.2.0
• Change [ Feature: Content Management - Add hero slider to entity queue using entity queue form widget ] Automated Functional Acceptance Testing

Add a definition step to check if the media browser with the selected iframe id is open with Varbase Context for Behat Automated Functional Acceptance Testing

  /**
   * #varbase: To check if the media browser with the selected iframe id 
   *           is open.
   * 
   * Example : Then the "entity_browser_iframe_media_browser" media browser should be open
   *
   * @Then /^the "([^"]*)" media browser should be open$/
   */
  public function theMediaBrowserIsOpen($entityBrowserIframeId) {
    if (!$elem = $this->getSession()->getPage()->find('css', '.ui-dialog.ui-widget-content')) {
      throw new Exception('The media browser failed to open.');
    }

    $entityBrowserIframe = $this->getSession()->getPage()->find('css', "#$entityBrowserIframeId");
    if (!$entityBrowserIframeId) {
        throw new \Exception("$entityBrowserIframeId is not found.");
    }
  }

Resize the current window browser to a selected width and height

 /**
   * #varbase: Resize the current window browser to a selected width and height.
   * 
   * Example #1: And I resize the current window to width="1280" and height="600" 
   * 
   * @Given /^I resize the current window to width="([^"]*)" and height="([^"]*)"$/
   */
  public function resizeTheCurrentWindowToWidthAndHeight($width, $height) {
    $this->getSession()->resizeWindow((int)$width, (int)$height, 'current');
  }

Maximize the window before scenario

  /**
   * Maximize the window before scenario.
   *
   * @BeforeScenario @javascript
   */
  public function beforeScenarioMaximizeWindow() {
    $this->getSession()->getDriver()->maximizeWindow();
  }