haskell-git-annex: update to version 5.20140108
haskell-cipher-aes128: update to version 0.6.2
haskell-hledger-lib: update to version 0.22.1
haskell-hledger-web: update to version 0.22.1
haskell-hledger: update to version 0.22.1
haskell-cabal2nix: update to version 1.58
haskell-fast-logger: update to version 2.1.2
haskell-text: update to 1.1.0.0
haskell-packages.nix: strip trailing whitespace
happy-1.19.2: remove import of "Data.Monoid (<>)" from Setup.lhs to fix build with GHC 7.2.2

This patch works around <https://github.com/simonmar/happy/issues/16>.
parsec-3.1.4: jailbreak to fix build with recent versions of 'text'
yi: re-generate expression with cabal2nix