emacsPackages.yaoddmuse: Remove package

It's refering to an unversioned emacswiki file with the wrong hash.

pkgs/applications/editors/emacs-modes/manual-packages.nix

@@ -125,8 +125,6 @@
 
   tramp = callPackage ./tramp { };
 
-  yaoddmuse = callPackage ./yaoddmuse { };
-
   zeitgeist = callPackage ./zeitgeist { };
 
   # From old emacsPackages (pre emacsPackagesNg)

pkgs/applications/editors/emacs-modes/yaoddmuse/default.nix

@@ -1,30 +0,0 @@
-{stdenv, fetchurl, emacs}:
-
-stdenv.mkDerivation {
-  name = "yaoddmuse-0.1.2";
-
-  src = fetchurl {
-    url = "http://emacswiki.org/emacs/download/yaoddmuse.el";
-    sha256 = "0vlllq3xmnlni0ws226pqxj68nshclbl5rgqv6y11i3yvzgiazr6";
-  };
-
-  phases = [ "buildPhase" "installPhase"];
-
-  buildInputs = [ emacs ];
-
-  buildPhase = ''
-    cp $src yaoddmuse.el
-    emacs --batch -f batch-byte-compile yaoddmuse.el
-  '';
-
-  installPhase = ''
-    install -d $out/share/emacs/site-lisp
-    install yaoddmuse.el $out/share/emacs/site-lisp
-  '';
-
-  meta = {
-    description = "Comprehensive Emacs integration with Oddmuse wikis";
-    homepage = "http://emacswiki.org/emacs/Yaoddmuse";
-    platforms = stdenv.lib.platforms.all;
-  };
-}