add tutorial LayerList

Merge pull request #1109 from Laicheng0830/2.2.4release

release2.2.4

Merge pull request #1110 from timgates42/bugfix_typo_deterministic

docs: fix simple typo, determinstic -> deterministic

Merge pull request #1090 from Laicheng0830/Release

2.2.3 release

Merge pull request #1077 from Laicheng0830/Update_release

Update release

Prepare for 2.2.1 release (#1058)

* prepare for 2.2.1 release

* Fix test.

version 2.2.0

Update package_info.py

Update CHANGELOG.md

minor spelling and typo fixes (#971)

* minor spelling and typo fixes

* Add  Github and PR ID to the changelog.md