Add twitch setup methods.

customcmd/__init__.py

@@ -0,0 +1,6 @@
+import logging
+
+logger = logging.getLogger(__name__)
+
+from .twitch import setup as twitch_setup
+from .parser import *

twitch/__init__.py

@@ -0,0 +1,7 @@
+from .. import logger
+
+
+async def setup(bot):
+    from .component import CustomCmdComponent
+
+    await bot.add_component(CustomCmdComponent(bot))