Start of some unit tests for setting.py parsing

test/test_all.py

@@ -9,6 +9,7 @@ sys.path.insert(0, os.path.join(os.getcwd(), os.pardir))
 # Import unit test cases or suites here
 from test_tileobj import TileTest
 from test_rendertileset import RendertileSetTest
+from test_settings import SettingsTest
 
 if __name__ == "__main__":
     unittest.main()