Revert "Get all tests, even le_auto, working on Travis."
Revert "Get all tests, even le_auto, working on Travis."

This reverts commit 7ee23b723af6b7cb62f23f2bfdc2e472d80f89ec.

dietsche/letsencrypt,bsmr-misc-forks/letsencrypt,bsmr-misc-forks/letsencrypt,lmcro/letsencrypt,jtl999/certbot,mitnk/letsencrypt,twstrike/le_for_patching,wteiken/letsencrypt,stweil/letsencrypt,brentdax/letsencrypt,brentdax/letsencrypt,stweil/letsencrypt,mitnk/letsencrypt,dietsche/letsencrypt,jsha/letsencrypt,letsencrypt/letsencrypt,thanatos/lets-encrypt-preview,jsha/letsencrypt,DavidGarciaCat/letsencrypt,thanatos/lets-encrypt-preview,wteiken/letsencrypt,letsencrypt/letsencrypt,TheBoegl/letsencrypt,TheBoegl/letsencrypt,DavidGarciaCat/letsencrypt,twstrike/le_for_patching,jtl999/certbot,lmcro/letsencrypt