grim/convey

Merged in efritz/convey/env-loop (pull request #21)

2017-09-26, Gary Kramlich
47c2851788ff
Merged in efritz/convey/env-loop (pull request #21)

Fix infinite env mapping loop

Fixes #124
Gary Kramlich <grim@reaperworld.com>
Keith Petkus <keith@keithp.net>
Eric Fritz <eric@eric-fritz.com>
Erik Davidson <erik@erikd.org>
Anatzum