[xmonad] Case insensitive WindowBringer

[Jack Bates]

On 27/04/16 07:47 AM, Brandon Allbery wrote:
> On Wed, Apr 27, 2016 at 10:36 AM, Jack Bates <iqpvnw at nottheoilrig.com
> <mailto:iqpvnw at nottheoilrig.com>> wrote:
>
>     Is it acceptable? Would you make any changes to it?
>
> Better way to do this is make a pull request on github.

You bet, done: https://github.com/xmonad/xmonad-contrib/pull/53

The Travis build check failed because "cabal update" failed.
There was a problem with http://hackage.haskell.org/packages
Is there anything I should do?