Use a buffer in pause/resume channel
Use a buffer in pause/resume channel

Otherwise we might as well just call pause/resume from bar directly :)
This will not completely fix a misbehaving module, but will greatly relieve pressure. We're unlikely to see more than 5 consecutive pause/resume pairs before most modules can catch up with any backlogged events.

soumya92/barista,soumya92/barista,soumya92/barista