PCBUSB-Utilities - Version 0.5 released

Version 0.5 (Build 850 of December 1, 2019):

• Reworked command-line option handling:
  • --listen-only - monitor mode (transmitter is off)
  • --list-boards - list all supported CAN interfaces
  • --test boards - list all available CAN interfaces
• Compiled against PCBUSB v0.8.1 sources