Fixed Vagrantfile to download box from vagrantcloud
Fixed Vagrantfile to download box from vagrantcloud

mitchellh/vagrant-installers,mitchellh/vagrant-installers,chrisroberts/vagrant-installers,chrisroberts/vagrant-installers,mitchellh/vagrant-installers,chrisroberts/vagrant-installers,chrisroberts/vagrant-installers,chrisroberts/vagrant-installers,chrisroberts/vagrant-installers,mitchellh/vagrant-installers,redhat-developer-tooling/vagrant-installers,redhat-developer-tooling/vagrant-installers,redhat-developer-tooling/vagrant-installers,mitchellh/vagrant-installers,redhat-developer-tooling/vagrant-installers,mitchellh/vagrant-installers