python connection: exposed directly via pybind11.

python connection. added property pos.

removed shedule.py.

test_connection.py passed.

test_wells.py: test_completion passes.

removed opm.io.config.

renamed test_state2.py -> test_state.py.

python/setup.py

@@ -81,7 +81,6 @@ setup(
     packages=[
                 'opm',
                 'opm.io',
-                'opm.io.config',
                 'opm.io.deck',
                 'opm.io.ecl_state',
                 'opm.io.parser',