Prevent Django 1.10 from adding HTML5 required attribute to order form, which causes it to fail.
Prevent Django 1.10 from adding HTML5 required attribute to order form, which causes it to fail.

ryneeverett/cartridge,ryneeverett/cartridge,ryneeverett/cartridge,wbtuomela/cartridge,dsanders11/cartridge,traxxas/cartridge,wbtuomela/cartridge,stephenmcd/cartridge,dsanders11/cartridge,stephenmcd/cartridge,traxxas/cartridge,wbtuomela/cartridge,stephenmcd/cartridge,dsanders11/cartridge,traxxas/cartridge