Vagrant box: paliarush/magento2.ubuntu v1.2.0

• Included tests execution into build script
• Added PHP 5.6
• Added ElasticSearch

Vagrant box: paliarush/magento2.ubuntu v1.1.0

• Updated PHP to 7.0.5 (from new PPA: ppa:ondrej/php)
• Updated Virtual Box Guest Additions to 5.0.16
• Added Varnish 3.0.5

Vagrant box: paliarush/magento2.ubuntu v1.0.0

Current version was used to create this box.