doc/go1.3.html: gc precision, nacl, solaris
doc/go1.3.html: gc precision, nacl, solaris

LGTM=rsc
R=rsc, bradfitz
CC=golang-codereviews
https://codereview.appspot.com/85740043

firebitsbr/golang-old,firebitsbr/golang-old,wesolows/golang-old,wesolows/golang-old,firebitsbr/golang-old,wesolows/golang-old,wesolows/golang,firebitsbr/golang-old,wesolows/golang-old,wesolows/golang,firebitsbr/golang-old,wesolows/golang,wesolows/golang,wesolows/golang,firebitsbr/golang-old,wesolows/golang,firebitsbr/golang-old,wesolows/golang,wesolows/golang-old,wesolows/golang-old,wesolows/golang-old,firebitsbr/golang-old