Move test.py and report.py to core/

Change-Id: Ibb7fa5ab40bcf1e59705bdd2c2c5a76025b2b544
diff --git a/selftest/suite_test.py b/selftest/suite_test.py
index 1fb95ec..560ca50 100755
--- a/selftest/suite_test.py
+++ b/selftest/suite_test.py
@@ -2,9 +2,9 @@
 import os
 import _prep
 import shutil
-from osmo_gsm_tester.core import log, config, util
+from osmo_gsm_tester.core import log, config, util, report
 from osmo_gsm_tester.core.schema import generate_schemas
-from osmo_gsm_tester import suite, report
+from osmo_gsm_tester import suite
 
 config.ENV_CONF = './suite_test'