Support downloading game & voicepacks and install, bump to 1.1.0

In CLI too, also optimized code & added test for voiceover functions.

tests/launcher_api_cn_test.py

@@ -6,7 +6,7 @@ game_launcher = worthless.Launcher(overseas=False)
 game_installer = worthless.Installer(overseas=False)
 
 
-class LauncherOverseasTest(unittest.TestCase):
+class LauncherCNTest(unittest.TestCase):
     def test_get_version_info(self):
         version_info = asyncio.run(game_launcher.get_resource_info())
         print("get_resource_info test.")