Set version to 2.1.1
Update docs version to 2.1.1
Update README for 2.1.1 and GitHub switch
Update ANN for 2.1.1 release
Update GA code
fix docs version number
Remove obsolete IDProxy autodoc
update docs conf.py
Documentation tweaks
Update for cloud theme
Merge branch 'version' into 2.1
Merge branch 'docs_updates' into 2.1