This patch addresses golint failures such as:
pkg/config/repo.go:35:1: receiver name r should be consistent with
previous receiver name c for RepoCheckout
pkg/config/repo.go:76:1: receiver name r should be consistent with
previous receiver name auth for RepoAuth
pkg/config/repo.go:127:1: receiver name r should be consistent with
previous receiver name repo for Repository
pkg/config/repo.go:135:1: receiver name spec should be consistent with
previous receiver name repo for Repository
Relates-To: #58
Change-Id: I5f7eec779ee6438cb290a9f82febef74a7ea8123
Signed-off-by: Alexander Hughes <Alexander.Hughes@pm.me>
07159cc7f4