build: implement NOINSTALL=1 for Make.ccmd
build: implement NOINSTALL=1 for Make.ccmd

The makefiles for prof and cov use it already.
(It's also in Make.clib.)

R=adg
CC=golang-dev
http://codereview.appspot.com/2036045
abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go