[Bro-Commits] [git/bro] topic/robin/logging-internals: Enable passing events into bifs. (c0cd62a)

Just wondering whether this might affect the way the C++ layer checks
whether there's a handler for a particular event by testing its boolean

Yes, that's actually on my radar; guess I should have mentioned in the
commit message that this might need further work one way or the other.
But I first need to remind myself what's actually happening