Vendoring of prometheus/client_golang
-------------------------------------

See <https://github.com/theupdateframework/notary/issues/1527> for details.
As soon as this issue is solved, and we can build notary against prometheus/
client_golang 1.x, please remove the vendoring.

 -- Arnaud Rebillout <arnaud.rebillout@collabora.com>  Thu, 06 Feb 2020 08:40:39 +0700