Silenced DS1307 debug info
Added stub for USART support
Adjusted name of receiveFrame() event
Implemented special UCSRC/UBRRH read/write semantics
Added RS232 device stub
Added stub for RS232 Console
Overhauled default entity ID system
Added functions for parsing string and int device intialization params
Improved parsing of JSON parameters
Bugfix: AnalogBus collapsed pin_val_t's to integers
Upgraded pin_val_t to full_blown class instead of double typedef
Added parseJsonParam for pin_val_t values
Refactored JSON parameter initialization for most devices