Update version to 3.0.0beta

Set version to 2.3.0

Update version to 2.3.0rc

Bump version to 2.2.1 and rebuild

Bump version to 2.2.0 and rebuild

Bump version to 2.2.0rc and rebuild

Update version header to 2.1.0 and rebuild

Bump version to 2.1.0rc2 and rebuild

Bump version to 2.1.0rc and rebuild

Bump version to 2.1.0beta and rebuild