Adding calibre. This involved also:

- Adding podofo
- Adding some new python packages
- Making new pkgs attributes for python packages to build with python 2.6
- Updating some python packages expressions to allow python 2.6, and not only 2.5.


svn path=/nixpkgs/trunk/; revision=19303

pkgs/development/python-modules/pyqt/default.nix

@@ -6,7 +6,7 @@ stdenv.mkDerivation {
     url = http://pyqwt.sourceforge.net/support/PyQt-x11-gpl-4.5.4.tar.gz; # Not downloading from riverbank, since they remove older releases
     sha256 = "1a55zng6yhnbk5swc02bkbyccdgf0f0v94yxk9v5a43hv9xnrl5k";
   };
-  configurePhase = "python ./configure.py --confirm-license -b $out/bin -d $out/lib/python2.5/site-packages -v $out/share/sip -p $out/plugins";
+  configurePhase = "python ./configure.py --confirm-license -b $out/bin -d $out/lib/${python.libPrefix}/site-packages -v $out/share/sip -p $out/plugins";
   buildInputs = [ python sip qt4 ];
   meta = {
     description = "Python bindings for Qt";