Makefile: automatically set dependencies for pyx files
Makefile: automatically set dependencies for pyx files

rootpy/root_numpy,ndawe/root_numpy,scikit-hep/root_numpy,scikit-hep/root_numpy,ndawe/root_numpy,ibab/root_numpy,rootpy/root_numpy,rootpy/root_numpy,ibab/root_numpy,scikit-hep/root_numpy,ndawe/root_numpy,rootpy/root_numpy,ibab/root_numpy,ibab/root_numpy,scikit-hep/root_numpy,ndawe/root_numpy