Add gist commands when the bot is created, not during connect.
Add a dumb plugin loader.
Add hello_world.py to test data.
Add code to wrap a plugin as a bot command.
Capture stdout to send every print as message.
Revert back the sys.path after we are done with loading plugins.
Change the ,me command into a command that's plugged in.
Bot commands are assumed to be methods, not functions.

Fix the wrapper to be a partial that already has access to the bot.
Remove channel variable, for now.
Remove settings.py from the repo!
gist command loading also uses file system based PluginLoader.
Clean up the plugin mechanism, to use it for add_botcmd.
Merge pull request #2 from punchagan/discover-commands

Make loading new commands easier