VM autostart options

typedef enum _PRL_VM_AUTOSTART_OPTION {
  PAO_VM_START_MANUAL = 0,
  PAO_VM_START_ON_LOAD = 1,
  PAO_VM_START_ON_RELOAD = 2,
  PAO_VM_START_ON_GUI_WINDOW_LOAD = 3
} PRL_VM_AUTOSTART_OPTION;