Beginning work on serial interface, command line parsing
-added support libraries for RXTX and Apache Commons CLI parser

Log.java:
-moved logging functionality out of Coordinator and into seperate class

SerialConnection.java:
-beginning work on serial interface.  Code is borrowed and very sloppy

Coordinator.java:
-drivers are no longer children of Coordinator, interaction is done through Coordinator.someMethod() instead of a call to super
-moved logging to seperate class
-changed protected methods to public
-removed redundant logMessage()
-added command line parsing to get serial port name and network port number
-manually loads the LedFlash driver and starts it running (it works!)