This release contains these fixes:
- 0fe2140: VBOX: Adjust the startup logic to support Vbox 5.1 (MSCOM)
- 1784d67: VBOX: Disable explicitly disabling LPT ports on Macs.
- 0f3b0cc: VBOX: Add support for VirtualBox 5.1 (MSCOM)
- 1184f27: VBOX: Cap the maximum number of CPUs to 32.
