Severe behavioural change regressions in release branch

["Marko Käning"]

> Earlier this year, I was working on lots of performance metrics of CMake
> and this was part of it. There ended up being more than a dozen branches
> resulting from that work (some of them still unmerged). Doing some
> digging shows that this is where the commit finally hit master:
> 
>     commit bd20dd6b8a925a421167602027fff9b904fd0822
>     Merge: b041fc1 e17a69b
>     Author: Brad King <brad.king at kitware.com>
>     Date:   Thu Jun 12 11:28:44 2014 -0400

Yep, I can verify that I had to use on OSX/CI the version from June 3rd for quite
a while, since that was the only one which would give me the desired builds.

Greets,
Marko