* Added BACnetRecipient and BACnetAddressBinding encoding, decoding, ASCII conversion, comparison, and copy functions.
* Added library specific string manipulation utilities including strcmp, strncmp, stptok, and snprintf with offset functions.
* Added test/README about verification and validation testing.
* Added ringbuf API for testing.
* Fixed basic ms/tp datalink packet ringbuffer initialization buffer overrun.
* Added basic ms/tp datalink unit test
* Added Ringbuf_Initialize() API with buffer size checking.
* Changed examples to use Ringbuf_Initialize() API for buffer size checking.