Add owothia, an irc bot that picks a random verb out of a random subset
of messages and replies with a message of the form "<verb> me owo".
it's incredibly messy, full of warnings, includes a *number* of harcoded
things, but also is hilarious.
Change-Id: I73cacd533bbbff9e753d1e542308da25247a7034
Reviewed-on: https://cl.tvl.fyi/c/depot/+/1063
Tested-by: BuildkiteCI
Reviewed-by: lukegb <lukegb@tvl.fyi>
