[x/tour] gotour: link to Chinese translation of A Tour of Go
[x/tour] gotour: link to Chinese translation of A Tour of Go

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/5410044
X-Tour-Commit: f69272c4f15f6e1cebd219efa6b3035a750d0b94

golang/website,golang/website,golang/website,golang/website,golang/website,golang/website,golang/website