Merge pull request tensorflow#55 from tensorflow/update_v

Updating version for final release

Update setup.py

Changing version to 2.3.0-rc0

Update version number to `2.2.0`

Disable two failing tests

Add list like stars to see if that improves the formatting on the web…

…site.

PiperOrigin-RevId: 297442449

Update version number to 2.1.0

Update version number to 2.1.0-rc0

Add missing _

Update _VERSION to 2.0.0

Update version to 1.15.1 to be in sync with pip version and tags