upgrade go-getter, leave compiled protobuf at version 1.2#6215

Merged

langmartin merged 2 commits intomasterfrom f-upgrade-go-getter

Aug 28, 2019

+74,754-110

Commits on Aug 26, 2019

govendor fetch github.com/hashicorp/go-getter@f5101da, protobuf 1.2
langmartin
committed

Commits on Aug 27, 2019

match pinned versions for sub-modules
langmartin
committed