Bad translation (Catalan)

Hi everyone!

Days and month are in spanish.

And the extension of the language should be (‘WPLANG’, ‘ca’) not ca_CA.

More info in http://ca.ww.wp.xz.cn/.

I make a new files to change. I hope you can include a new files for a next version.

https://googledrive.com/host/0BwSaMoCVqClaRFBqQnl1MnVDdFU/

Thanks for your work

http://ww.wp.xz.cn/plugins/countdown-timer/