Add a `fmt` build target and make use of a go build cache.#1558

Merged

thaJeztah merged 2 commits intodocker:masterfrom ijc:build-tweaks

Dec 17, 2018

+14

Commits on Dec 10, 2018

build: Add a fmt target which runs gofmt on all files.
Ian Campbell
committed

Commits on Dec 11, 2018

Use a go build cache to speed up builds.
Ian Campbell
committed