docs/162504: Committer's guide should probably mention mentor approval for first steps

[crees at FreeBSD.org]

Synopsis: Committer's guide should probably mention mentor approval for first steps

Responsible-Changed-From-To: freebsd-doc->crees
Responsible-Changed-By: crees
Responsible-Changed-When: Sat Nov 12 17:58:05 UTC 2011
Responsible-Changed-Why: 
I closed it

http://www.freebsd.org/cgi/query-pr.cgi?pr=162504