Add a flag to disable use of ARMv8 crypto extensions [ci skip]
Add a flag to disable use of ARMv8 crypto extensions [ci skip]

webmaster128/botan,randombit/botan,webmaster128/botan,webmaster128/botan,randombit/botan,webmaster128/botan,randombit/botan,randombit/botan,webmaster128/botan,randombit/botan