[TxMt] LaTeX template

[Xavier CAMBAR]

> That should have been exit_show_tool_tip instead. I committed a fix.
>
> What the error means though is that you have not yet populated the  
> template directory with any files to use as the templates. This is  
> what this tooltip would basically have told you, if the typo wasn't  
> there.

Concerning the unpopulated template directory, I had intuition about  
it ;-)

Xavier Cambar