petervanderdoes/gitflow — pull request #104 by FloGa (2013-08-12 20:12:28+00:00)
Title: Bug: Hide unnecessary errors from grep

Grep reports an error on stderr if a file does not exist. Since
~/.gitflow_export does not exist on every machine, grep produces errors
on every command. By redirecting stdout as well as stderr to /dev/null
this can be avoided.