DigitalOcean provider test
Making sure that swap is enabled on the provisioned machine
Vagrantfile for DO polishing
default droplet size to 2GB (and thus 2 vCPU - which is more appropriate for Neos)
Readme.md with instructions for DigitalOcean deployment
Merge pull request #5 from ryzy/digital-ocean

DigitalOcean merge: Vagrantfile, Readme update