Revert "Catch all pyparsing exceptions"
Revert "Catch all pyparsing exceptions"

This reverts commit 7fb5cf1cf54c5c5ab10f368d0798ca0fa5164792.

letsencrypt/letsencrypt,stweil/letsencrypt,stweil/letsencrypt,jsha/letsencrypt,jtl999/certbot,letsencrypt/letsencrypt,bsmr-misc-forks/letsencrypt,lmcro/letsencrypt,bsmr-misc-forks/letsencrypt,jsha/letsencrypt,lmcro/letsencrypt,jtl999/certbot