erikw/tmux-powerline — pull request #146 by creaktive (2013-02-24 19:33:24+00:00)
Title: ifstat segment made compatible with Mac OS X

The default /usr/bin/sed isn't compatible with the used regex. Thus, detect if `gsed` is available and use it, if so. Also, added `-z` switch to `ifstat` to ignore unplugged interfaces.