Fix issue 8254: Extensions were incorrectly transferred between Windows client and Linux grid node, because ZipEntry had incorrect name with '\' as separators.
Merge pull request #299 from tporeba/Fix8254

You're in luck. The zip specification (http://www.pkware.com/documents/casestudies/APPNOTE.TXT) section 4.4.17 requires all slashes to be forward-slashes

Fix issue 8254: Extensions not working with RemoteWebDriver in Windows/Linux Grid.