{
    "formula_name": "boilerplate",
    "formula_short_description": "SaltStack Formula Boilerplate contains all the boilerplate you need to create a SaltStack Formula.",
    "full_name": "Name Lastname",
    "github_username": "username",
    "release_date": "2016-02-19",
    "year": "2016",
    "version": "201602",
    "owner": "SaltStack Formulas",
    "license": ["MIT", "BSD-3", "GNU GPL v3.0", "Apache Software License 2.0"],
    "vagrant_box": ["centos/7", "debian/wheezy64", "debian/jessie64", "ubuntu/trusty64", "ubuntu/vivid4"],
    "supported_os": "RedHat, CentOS, Ubuntu, Debian",
    "supported_os_family": "RedHat, Debian"
}

{
    "formula_name": "boilerplate",
    "formula_short_description": "SaltStack Formula Boilerplate contains all the boilerplate you need to create a SaltStack Formula.",
    "full_name": "Name Lastname",
    "github_username": "username",
    "release_date": "2016-02-19",
    "year": "2016",
    "version": "201602",
    "owner": "SaltStack Formulas",
    "license": ["MIT", "BSD-3", "GNU GPL v3.0", "Apache Software License 2.0"],
    "vagrant_box": ["centos/7", "debian/wheezy64", "debian/jessie64", "ubuntu/trusty64", "ubuntu/vivid64", "ubuntu/xenial64"],
    "supported_os": "RedHat, CentOS, Ubuntu, Debian",
    "supported_os_family": "RedHat, Debian"
}

Add xenial64 to vagrant box option
Add xenial64 to vagrant box option
