filepath library a lot bigger in 7.4.2 RC 1
filepath is a lot bigger in 7.4.2 RC 1 than in 7.4.1, e.g.:
Change Size changed: "ghc-7.4.1/libraries/filepath/dist-install/build/libHSfilepath-184.108.40.206.a" "ghc-220.127.116.1120508/libraries/filepath/dist-install/build/libHSfilepath-18.104.22.168.a" 388984 -> 760936
This probably isn't a show-stopper, but let's at least try to take a look at what's going on before release.
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