Alpha 0.3.0

• Added basic SDR configuration
  • Parameters such as sample rate and PPM correction can be specified on a per-device basis
  • Multiple PiScan configs with different devices allow more than PiScan instance to run on a single system
• Migrated GUI development to main repo
• Cleaned up some GUI clutter from features not yet supported
• Integrated audio streaming into the Python client with libvlc
• Client sessions can now be disconnected without closing the program