[commit: ghc] master: Update Cabal to current upstream `1.18` branch tip (fccb5c6)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/fccb5c65faade548aade2a5895ae19be13d62e2d/ghc

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commit fccb5c65faade548aade2a5895ae19be13d62e2d
Author: Herbert Valerio Riedel <hvr at gnu.org>
Date:   Fri Sep 13 17:30:38 2013 +0200

    Update Cabal to current upstream `1.18` branch tip
    
    The new commits inlcude AMP-warning fixes and support
    for the new `instance Data Data.Version` provided by `base`


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fccb5c65faade548aade2a5895ae19be13d62e2d
 libraries/Cabal |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/Cabal b/libraries/Cabal
index e41a92a..73b7689 160000
--- a/libraries/Cabal
+++ b/libraries/Cabal
@@ -1 +1 @@
-Subproject commit e41a92a7bbad928d14d4bf1291d23e6bd6ce169e
+Subproject commit 73b7689145ca043ee76b30ccc000d744b6104e3c