Merge pull request google#158 from mblondel:release-0.3

PiperOrigin-RevId: 425351297

Merge pull request google#135 from mblondel:release_v0.2

PiperOrigin-RevId: 417064937

Merge pull request google#85 from mblondel:version_0.1.1

PiperOrigin-RevId: 404245958

Merge pull request google#73 from mblondel:fix_setup

PiperOrigin-RevId: 403055132