Re-enable validation for html, but exclude tour. Fixes #1344.
Re-enable validation for html, but exclude tour.
Fixes #1344.



Former-commit-id: 110250c8523aa58fc2181db8bc6f750548ae9427
julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine