setup.py: remove unused setuptools file

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
CMakeLists.txt: define wyliodrin_LIB_SRCS in top level CMakeLists.txt

This is required because vars set in src/CMakeLists.txt will not be visible to
languages/{python,nodejs}/

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
CMakeLists.txt: remove uneeded dependencies

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>