Allow semantic versioning in all templates in models.

Wii be used the second option described in https://semver.org/:

^(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(?(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-])(?:\.(?:0|[1-9]\d|\d*[a-zA-Z-][0-9a-zA-Z-]))))?(?:+([0-9a-zA-Z-](?:\.[0-9a-zA-Z-])*))?$