Configure gnupg to use pinentry by default.

This makes gnupg much more usable out of the box.
Remove obsolete patch.
Remove use* options and let the user set optional dependies to null if
they don't want to use them.
vtk: Update from 5.10.0 to 5.10.1
Apply recent changes from gnupg/default.nix to gnupg/git.nix

gnupg/git.nix doesn't build, but it didn't build before either.
krb5: Update to 12.2.2.

Fixes security vulnerabilities CVE-2014-4341, CVE-2014-4342,
CVE-2014-4343, CVE-2014-4344 and CVE-2014-4345.
Add "cask" package
Fixes coq-8.3: requires OCaml 3.12
Add roconnor to GnuPG maintainers.
Added me as a maintainer.
libchardet: added package
libbluray: adopt and update the package to meet cmplayer's requirements
ncmpc: enable colors and lyrics screen.
ncmpc: bump version to 0.24.
Remove unmaintained gnupg2_1.
Comment on optional dependencies for Gnupg.
Update KDevelop to 4.7.0.
Upgraded glances package to v2.1, and packaged its dependencies.

Disabled glances for pypy.
Added termite package and updated vte to be compatible.
cmplayer: add package