[18.09 backport] bump Golang 1.11.11, and some makefile improvements - #1709

[18.09 backport] bump Golang 1.11.11, and some makefile improvements#1709

kolyshkin merged 15 commits into

docker:18.09docker/cli:18.09from

thaJeztah:18.09_backport_bump_golang_1.11thaJeztah/cli:18.09_backport_bump_golang_1.11Copy head branch name to clipboard