cvc4 driver: version 1.0 instead of prerelease
cvc4 driver: version 1.0 instead of prerelease

ssaavedra/why3,douglas-larocca/why3,jpdeplaix/why3,douglas-larocca/why3,ssaavedra/why3,douglas-larocca/why3,ssaavedra/why3,jpdeplaix/why3,jpdeplaix/why3