Update IRC appender to Timbre v3 style (@crisptrutski)
Add zmq appender (@angusiguess)
#72: document `defnp`'s lack of multi-arity support (@ribcakes)
Update project.clj template
Bump deps
#71: Add note re: possible future `delay` wrapping for `:message`+`:output` keys
Fix #47: incorrectly formatted nanosecond profiling times