garden
haskell-cryptohash: update to version 0.9.0
haskell-shakespeare-js: update to version 1.1.3
haskell-shakespeare: update to version 1.0.4
Cabal-1.16.0.3: disable unit test suite

The release archive is missing a Setup.hs file, which makes the test
suite fail. Thanks to Kevin Quick for finding this issue!
haskell-primitive: drop obsolete versions 0.4.1 and 0.5
haskell-postgresql-libpq: link with client library from PostgreSQL 9.2
haskell-graphviz: link with latest version of polyparse
xdot: link with latest version of polyparse
haskell-polyparse: drop obsolete version 1.7
haskell-cmdargs: update to version 0.10.3
haskell-crypto-conduit: update to version 0.5.1
haskell-hopenssl: update to version 1.6.2
haskell-hsemail: update to version 1.7.6
haskell-streamproc: update to version 1.6.2
haskell-cryptohash-cryptoapi: add version 0.1.0
haskell-hakyll: jailbreak to fix the build
openlierox: fixing and updating.
gnulib: update to version 0.0-7901-g076ac82
perl-packages.nix, all-packages.nix: generally refer to 'postgresql' instead of 'postgresql92'

This allows users to override the 'postgres' attribute with a different version
and have the effect propagated to all other packages that depend on it.