title: Firefox 39.0 is not opening while using Selenium Webdriver 2.46.0
body: <p>What steps will reproduce the problem?</p>
  
  <p>1.Update your Firefox browser to latest version(32.0.2) &amp; use latest version of web driver(2.43.1).
  2.Create driver object for Firefox Driver class.
  2.Navigate to a web page using the driver object.</p>
  
  <p>What is the expected output?
  Webdriver should open the desired page</p>
  
  <p>What do you see instead?
  Firefox is  up but &amp;got the following exception:Exception in thread "main" java.lang.NoSuchMethodError: com.google.common.base.Joiner$MapJoiner.appendTo(Ljava/lang/StringBuilder;Ljava/lang/Iterable;)Ljava/lang/StringBuilder; </p>
  
  <p>For stack trace,Please refer the attached screen shot:Screen_shot.png</p>
  
  <p>Selenium version:2.46
  OS:Windows 7 professional
  Browser:Firefox
  Browser version:39.0</p>