If the Parallels Desktop for Mac version is higher than the latest
Packer driver use the latest available driver. Before this Packer needed
to be updated with every new version of PD even if there was no change
to the driver.
This functions applies the default configuration to the virtual machine. Also, it disables some integration features
which should not present in the resulted VM image.
Functions are different in PD 9 and 10 structs because some additional options appeared only in Parallels Desktop 10 release.
Uses the Python API from Parallels Virtualization SDK to write
boot commands.
This eliminates a 3rd party requirement and makes it easier for people
not using homebrew to get started with packer.
New config option:
reassign_mac (boolean) - If this is "false" the MAC address of the first
NIC will reused when imported else a new MAC address will be generated by
Parallels. Defaults to "false".