Use a separate machine for closing tags.
Use a separate machine for closing tags.

This makes it easier to advance column numbers for whitespace as well as
captuing and emitting tokens for the closing tag.

YorickPeterse/oga,altmetric/oga,dfockler/oga,dfockler/oga,altmetric/oga,altmetric/oga,ttasanen/oga,ttasanen/oga,jeffreybaird/oga,dfockler/oga,altmetric/oga,ttasanen/oga,jeffreybaird/oga,dfockler/oga,YorickPeterse/oga,dfockler/oga,altmetric/oga,ttasanen/oga,jeffreybaird/oga,jeffreybaird/oga,ttasanen/oga,YorickPeterse/oga,YorickPeterse/oga,YorickPeterse/oga,jeffreybaird/oga