Merge pull request #267 from google/version_1.8

Version 1.8

Merge pull request #261 from cyugao/master

Fix jax index update in the tutorial

Merge pull request #233 from AlexeyKurakin/release16

Release 1.6

Merge pull request #214 from AlexeyKurakin/release

Release 1.4.0

Release 1.3.1 (#201)

Merge pull request #196 from google/dberth-release

Objax release 1.3.0

Merge pull request #135 from google/dberth-release

Release 1.2.0

Merge pull request #87 from google/dberth_release_1.1.0

Release branch for 1.1.0

Updated version number, README.md and index.rst