Revert express auto 'root' option (#198)
Revert express auto 'root' option (#198)

Reverts part of 27b7b9c2c8770b6f05e43fff3b1b38bd69a4ca4e (#169)

This was a breaking change for some express users

Fixes #196
mde/ejs,rpaterson/ejs,tyduptyler13/ejs