Change Details

* m4/ax_python_devel.m4: update to serial 23, remove distutils usage

* m4/ax_python_devel.m4: update to serial 36 * lang/python/Makefile.am: don't mention distutils in comment * lang/python/doc/src/gpgme-python-howto.org: replace distutils with setuptools * lang/python/doc/src/gpgme-python-howto.org: replace distutils with setuptools

* m4/ax_python_devel.m4: update to serial 23, remove distutils usage36 * lang/python/Makefile.am: don't mention distutils in comment * lang/python/doc/src/gpgme-python-howto.org: replace distutils with setuptools * lang/python/doc/src/gpgme-python-howto.org: replace distutils with setuptools