stripe/unilog — pull request #2 by zenazn (2014-05-01 06:48:55+00:00)
Title: Don't panic on a duplicate signal

Previously, when unilog was signaled to exit twice, the second signal
would cause unilog to panic. Instead, protect against the double-close
by using a nil channel as a sentinel.

My editor also automatically rearranged the imports.