treewide: use wafHook

Replace "waf" phases with wafHook that manages everything
automatically. Should make things more modular.

Packages affected here are:

- a2jmidid
- ams-lv2
- ardour
- fomp
- guitarix
- ingen
- jalv
- mda-lv2
- non
- patchage
- hamster-time-tracker
- kupfer
- xiphos
- xfce4-dockbarx-plugin
- xfce4-namebar-plugin
- dropbox
- clasp
- aubio
- liliv
- lv2
- lvtk
- ntk
- raul
- sratom
- suil
- ganv
- ndn-cxx
- ns3
- serd
- sord
- termbox
- wxmupen64plus
- jackaudio
- pflask
- blockhash
- glmark2
- weighttp

pkgs/applications/audio/ingen/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchgit, boost, ganv, glibmm, gtkmm2, libjack2, lilv
 , lv2Unstable, makeWrapper, pkgconfig, python, raul, rdflib, serd, sord, sratom
-
+, wafHook
 , suil
 }:
 
@@ -15,23 +15,19 @@ stdenv.mkDerivation  rec {
     deepClone = true;
   };
 
-  nativeBuildInputs = [ pkgconfig ];
+  nativeBuildInputs = [ pkgconfig wafHook ];
   buildInputs = [
     boost ganv glibmm gtkmm2 libjack2 lilv lv2Unstable makeWrapper
     python raul serd sord sratom suil
   ];
 
-  configurePhase = ''
+  preConfigure = ''
     sed -e "s@{PYTHONDIR}/'@out/'@" -i wscript
-    ${python.interpreter} waf configure --prefix=$out
   '';
 
   propagatedBuildInputs = [ rdflib ];
 
-  buildPhase = "${python.interpreter} waf";
-
-  installPhase = ''
-    ${python.interpreter} waf install
+  postInstall = ''
     for program in ingenams ingenish
     do
       wrapProgram $out/bin/$program \