Dublin Mudslide

• Automate port forwarding for RDP for Windows guests (PR #117)
• Specify trusted_networks by Array (PR #121)
• Random public port range is specified by hash using :start and :end (PR #122)
• Generate firewall rule from port forward rules automatically (PR #123)
• Let firewall rule elements (ipaddress,protocol,startport) use defaults (PR #123)
• Generate SSH keypair for lifetime of VM (PR #125)
• Deprecate usage in Vagrantfile of cloudstack.network_type (PR #134)
• Determine dynamically from ZONE if 'Basic' or 'Advanced' networking (PR #134)
• Allow trusted_networks as both string or array (PR #146)