Update Feb 7, 2018 tracked by Updatify

go1.8.7 (released 2018-02-07)

go1.8.7 (released 2018-02-07) includes a security fix to “go get”. It contains the same fix as Go 1.9.4 and was released at the same time. See the Go 1.8.7 milestone on our issue tracker for details.