Merge branch 'do_certificate' of https://github.com/ColinHebert/packer into ColinHebert-do_certificate

builder/digitalocean: use official API client, v2 only

Additional disks for vmware iso

vmware/iso: support hierarchical output directories

Adding the ability to skip nat port forwarding for ssh connectivity

Merge branch 'fix_amazon_instance_waits' of https://github.com/renat-sabitov/packer into renat-sabitov-fix_amazon_instance_waits

Support Parallels Desktop 11

EBS volume creation fails without volume type