Properly commented lang files to fix Cauldron issue.

I've had this issue before, with Electro-Magic Tools. 

The problem only occurs with Cauldron, the lang files will show up in chat like this because reasons:
![](http://i.imgur.com/JO4KnIH.png)

I would link to the Cauldron issue, but the Cauldron github no longer exists. But even though Cauldron has been DMCA'd there are still plenty of people that use it.

If you need a second opinion before accepting this PR, ask https://github.com/Tombenpotter.