calibre: upgrade from 1.15.0 to 1.17.0
Bump compton to v0.1_beta2
Fix btrfsprogs so nix detects the version

Currently, btrfsprogs is misdetected by nix such that it requires
specifying btrfs-progs-v3.12 for install instead of just btrfs-progs.
This patch removes the v so that it now reads btrfs-progs-3.12 and is
properly detected by nix.
Merge pull request #1421 from wkennington/btrfs

Fix btrfsprogs so nix detects the version
haskell-defaults.nix: fix quickcheck-io build with GHC 7.2.2
pythonPackages.webob: 2.0.3 -> 2.0.11
pythonPackages.webtest: typo
vim: Update from 7.4.23 -> 7.4.131

Instead of applying all of the patches, this build pulls an archive from
the source code repo with all of the patches already applied. This is the
preferred way from http://www.vim.org/sources.php
linux: Update 3.11.8 -> 3.11.10
linux: Update 3.10.18 -> 3.10.25
Add gammu version 1.33.0 - a library and command line utility for interfacing phones
Less aggressive LD_LIBRARY_PATH seems to avoid segfault
Merge pull request #1409 from urv/master

calibre: upgrade from 1.15.0 to 1.17.0
Merge pull request #1410 from ktosiek/pr/compton

Bump compton to v0.1_beta2
Merge pull request #1414 from coroa/gammu

Add gammu version 1.33.0 - a library and command line utility for interfacing phones
Merge pull request #1418 from wkennington/linux

Update kernels 3.10 and 3.11
Merge pull request #1423 from wkennington/vim

Update vim from 7.4.23 -> 7.4.131
Update vim_configurable to the same source tag as default vim