v2.3.0

• Update to python 3
• several fixes and better error handling

v2.2.2

bug fixes
new diagnostic checker

v2.2.1

Minor release v2.2.1.
Includes bug fix to add configuration for IO file.

v2.2

Update version number to 2.2

2.1

Update the version number to 2.1 and remove unnecessary information (#3)