Summary:
Copied over form Litho, but works in our repo too.
This can be used to verify that a given version number
is properly accessible via maven. Just used this to check
if `v0.13.0` was available and sadly it wasn't because
Travis was broken. Working on that now.
Reviewed By: danielbuechele
Differential Revision: D13449948
fbshipit-source-id: 7f113d971dac341938615e6352b5981f557ffecd
