Changes to ghc(2)

Changes to ghc:
commit 21028ee6805b896dbbd8a2d46b9690d1adecdcd1
Author: Dr. ERDI Gergo <gergo@erdi.hu>
Date:   Wed Mar 19 21:44:38 2014 +0800

    Update expected test outputs to match new format of pretty-printing
    interface contents

commit a3f78e2476e3d4ead86ef3b10ddd4e14e189ada3
Author: Dr. ERDI Gergo <gergo@erdi.hu>
Date:   Wed Mar 19 20:07:47 2014 +0800

    isLexVarSym: check all characters of the name, not just the first one.

    This is so that generated names like e.g. workers don't show up as
    infix operators when using something like -ddump-simpl.