code: def extract_values_from(browser_string)
        browser = extract_browser(browser_string).to_sym
        version = extract_version(browser_string)
        platform = extract_platform(browser_string)
        device = extract_device(browser_string)
        return browser,version,platform,device
      end
docs: Extracts browser, version, platform, device from the browser string
  
   @example
     extract_values_from(:'safari5|linux|iphone') will extract
   browser = safari
   version=5
   platform=Linux
   device=iPhone
  
   @param  [String] the browser string passed into the method
   @return [String,String,String,String] browser, version, platform and device