This thread contains list of improvements introduced with each version.
--------------------------------------------------------------------------------
v3.0.2.6 - Added linux support
v3.0.2.5 - Updated to support additional responses from serial interface
v3.0.2.1 - Initial public release
--------------------------------------------------------------------------------
v3.0.2.6 - Added linux support
v3.0.2.5 - Updated to support additional responses from serial interface
v3.0.2.1 - Initial public release