Prepare 3.0.0 release

Pre-release changelog and version update

Merge pull request GeorgeKaraszi#69 from GeorgeKaraszi/release/2.1.1

Release 2.1.1

Merge pull request GeorgeKaraszi#67 from GeorgeKaraszi/release/v2.1.0

Release v2.1.0

Update change log and version

Merge pull request GeorgeKaraszi#51 from GeorgeKaraszi/release/v2.0

Release Version: 2.0.0

Release prep v1.4.0

Prep release: 1.3.1

Merge pull request GeorgeKaraszi#30 from GeorgeKaraszi/release/prep-1…

….3.0

Release prep 1.3.0

Prepare for release