Start [NT]: Add self test modules to the module path. Also make the path relative to $SELF_TEST_DIR. Sync with commit 7372564b9e913a95c131531c3041de58460bfa82 Author: Karl Gustav Sterneberg <kg@roxen.com> Date: Tue Feb 27 15:03:13 2018 +0100 Add test module path when running self tests.