versions. The API is now fairly stable but when new calls/features are added
they are listed here. Anything pre 0.2.x is ignored.
+**0.4.4**
+ * prefix SPI mode with MRAA_SPI_
+ * added C++ adc bitness calls
+
**0.4.3**
* SPI Mode function now functional, API Change in SPI
* I2C read in swig worked on.