Added README info about Windows support.

README.md

@@ -11,6 +11,11 @@ development toolkit. You'll need to download the Qt libraries to build and
 install the gem. You can find instructions for downloading and installing QT on
 the [capybara-webkit wiki](https://github.com/thoughtbot/capybara-webkit/wiki/Installing-Qt-and-compiling-capybara-webkit)
 
+Windows Support
+---------------
+
+Currently 32bit Windows will compile Capybara-webkit. Support for Windows is provided by the open source community and Windows related issues should be posted to the [mailing list](http://groups.google.com/group/capybara-webkit)
+
 Reporting Issues
 ----------------