erikw/tmux-powerline — pull request #29 by negipo (2012-07-23 00:56:55+00:00)
Title: add GREP_OPTIONS to avoid grep coloring

hi,
According to this pull request
https://github.com/erikw/tmux-powerline/pull/26
I added ```GREP_OPTIONS="--color=never"``` in lib.sh.

please take a look.