refactored configuration managers and options into a single class, now the models that can be configured will deal with and handle configurations for nodes themselves

daemon/tests/conftest.py

@@ -214,6 +214,12 @@ def session():
     # return created session
     yield session_fixture
 
+    # clear session configurations
+    session_fixture.location.reset()
+    session_fixture.services.reset()
+    session_fixture.mobility.config_reset()
+    session_fixture.emane.config_reset()
+
     # shutdown coreemu
     coreemu.shutdown()