Merge pull request #4994 from vbgl/prefetch-git

nix-prefetch-git: allow dots in submodule names
haskell-bert: update to version 1.2.2.3
haskell-c2hs: update to version 0.19.1
haskell-hspec-wai: update to version 0.6.0
haskell-liblastfm: update to version 0.5.1
haskell-smtps-gmail: update to version 1.3.0
haskell-tasty-quickcheck: update to version 0.8.3.1
haskell-yesod-core: update to version 1.4.4
distcc: fix evaluation (fixes #5002)
remove gcc 3.3 and snx ("SSL Network Extender"), the only package that depends on it
Merge pull request #5004 from NixOS/remove-gcc33

remove gcc 3.3 and snx ("SSL Network Extender")
update obsolete startOn values
emacs-clang-complete-async: fix build (untested, but at least it builds)
vim-plugins/YouCompleteMe: fix build
remove gcc33 from release expressions
Fix SBCL binary building with saved library path
Update argument list after image restoreon SBCL
Allow pre/post-Install
An example build for the SBCL binary creation
Add ironclad