Mobile Media Link Component

Read-write interface
Packets sent as needed.
Provided interface to:
- Amplifier
  - Volume / Balance / Fade
  - Audio source - Computer / CD Player / Phone
- CD Player
  - Commands - Play / Stop / Next Track / etc
  - Track status - Current Disc / Current Track / Time Playing
- Seat occupancy
- Door ajar
Used Reading Serial Ports Design Pattern
Used Application Variable patterns for single access point to the MML
Used Actor pattern to asynchronously send commands