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/python-sip/default.nix

@@ -6,7 +6,7 @@ stdenv.mkDerivation {
     url = http://pyqwt.sourceforge.net/support/sip-4.8.2.tar.gz; # Not downloading from riverbank, since they remove older releases
     sha256 = "1afr2qaibzgf8fq4fmc31jz9hvbwxbg5jvl68ygvkkdvnbg2kfrf";
   };
-  configurePhase = "python ./configure.py -d $out/lib/python2.5/site-packages -b $out/bin -e $out/include";
+  configurePhase = "python ./configure.py -d $out/lib/${python.libPrefix}/site-packages -b $out/bin -e $out/include";
   buildInputs = [ python ];
   meta = {
     description = "Creates C++ bindings for Python modules";