Revert "Merge branch 'grpc-1.3.4' into 'master'"
Revert "Merge branch 'grpc-1.3.4' into 'master'"

This reverts merge request !11645
dplarson/gitlabhq,stoplightio/gitlabhq,iiet/iiet-git,iiet/iiet-git,axilleas/gitlabhq,axilleas/gitlabhq,axilleas/gitlabhq,dreampet/gitlab,dreampet/gitlab,dplarson/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,t-zuehlsdorff/gitlabhq,t-zuehlsdorff/gitlabhq,jirutka/gitlabhq,mmkassem/gitlabhq,stoplightio/gitlabhq,t-zuehlsdorff/gitlabhq,t-zuehlsdorff/gitlabhq,mmkassem/gitlabhq,stoplightio/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,dplarson/gitlabhq,jirutka/gitlabhq,iiet/iiet-git,dplarson/gitlabhq,axilleas/gitlabhq,dreampet/gitlab,dreampet/gitlab,jirutka/gitlabhq,mmkassem/gitlabhq