nixos-install: fix -I flag
autoreconf may need gettext

E. g. for AC_LIB_PREFIX
Strongswan: use full path to ipsec

This fixes issue:

... charon[6135]: 11[CHD] updown: /bin/sh: ipsec: command not found
Strongswan: updown script uses ip and iptables utilities
Strongswan: preserve PATH
Merge pull request #5440 from ip1981/strongswan

Patches to Strongswan
Cleanup of the 'morituri' expression.

 - Replaces brittle path substitutions by patch.

 - Adds `namePrefix = ""` to avoid python prefix.
pstack: Remove

It doesn't work anymore. And anyway, this probably shouldn't have been
a package in the first place (it's just some gdb options).
connect 1.104

Upstream moved to https://bitbucket.org/gotoh/connect
Merge pull request #5443 from rycee/morituri-cleanup

Cleanup of the 'morituri' expression.
Merge pull request #5445 from pmahoney/connect

connect 1.104
Merge pull request #5390 from abbradar/nixos-isntall

nixos-install: fix -I flag
blender: Add OpenCOLLADA support
nixpkgs: remove redundant attribute `sip`

Because:

 1. It is a mere alias of `pythonPackages.sip`
 2. It is usually not needed since propagated by `pyqt4`
 3. It makes it easy to have a packages depend on two different versions
 of sip
ceph: 0.90 final
Add GHC 7.8.4 and create haskellPackages_ghc784 package set.
Haskell NG.
hackage-packages.nix: manual edits that need to backported to cabal2nix!
haskell-modules: implement shared library linking, check phase, object splitting, etc.
hackage-packages.nix: manually disable test suite for 'setenv'