Fixes #6533 - rest-client 1.7.0 dropped Ruby 1.8 support
(cherry picked from commit 5dd7da2cb7f31839019c40e9bb6a01ea67a8db0c)
Fixes #6533 - rest-client 1.7.0 dropped Ruby 1.8 support
(cherry picked from commit 5dd7da2cb7f31839019c40e9bb6a01ea67a8db0c)