[xmonad] Changing module headers

[Don Stewart]

gwern0:
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> So I mentioned a while ago I meant to go over XMC using the 'sim' tool
> (with an invocation like sim_mira `find . -name "*.hs"` - I discovered
> recently that it had Miranda support, which means quasi-Haskell
> support). But the results are littered with comments.
> 
> Particularly obnoxious are the module headers, in part because they
> all seem to use '--' comments even if they cover dozens of lines.
> Would anyone object if I were to edit those to use {- -} style (and
> push those edits without review)?
> 

Yep. Let's not change the style. But change the tool to support the
style.

I'm not familiar with 'sim'. What does it do?

-- Don