aerosol/kai — pull request #11 by aerosol (2014-11-18 10:39:02+00:00)
Title: Handle conn errors gracefully

For telnet pang, enter reconnect state
immediately, without crashing the process
and leave the pool.

For dummy metric pang, indicate an error
but leave the telnet connection intact.

Do not crash on gen_tcp:send, return the
error instead.