v0.1.2-beta

• Audio frequency can now be changed per-device
• Default audio frequency selection improvements
• XML configuration file, just saves PPM for now
• PPM setting per-device saved and loaded on startup
• New frequency tuning bar with large digits
  • Click digits to move up/down
  • Hold shift to disable carrying
  • Drag digits to scrub frequency
  • Use mouse wheel to step digits
  • Hold ALT for PPM adjustment
• Stability improvements, mostly for when deleting demodulators
• Visuals now follow tuner