Additional fixes
Additional fixes

Added qemu and hyperv
Removed the "headless" option from the parallels build since it is
invalid.

devopxteam/bento,devopxteam/bento,chef/bento,chef/bento,norcams/bento,chef/bento,juliandunn/bento,devopxteam/bento,norcams/bento,devopxteam/bento,norcams/bento,juliandunn/bento,juliandunn/bento