Features
* Feat/ builder: create metareview revision stage by celestemartinez in https://github.com/openreview/openreview-py/pull/1547
* add subject areas to the bidding console by melisabok in https://github.com/openreview/openreview-py/pull/1575
Fixes
* use prefix instead of regex by melisabok in https://github.com/openreview/openreview-py/pull/1580
* fix invite assignment after a profile merge by melisabok in https://github.com/openreview/openreview-py/pull/1579
* TMLR feature requests by melisabok in https://github.com/openreview/openreview-py/pull/1566
* fix update readers when the invitation contains ${3/signatures} by melisabok in https://github.com/openreview/openreview-py/pull/1584
* Fix/ post decision stage: use concurrent requests and allow to hide fields by celestemartinez in https://github.com/openreview/openreview-py/pull/1583
* Fix/ invite assignment: use enum for invite assignment label by celestemartinez in https://github.com/openreview/openreview-py/pull/1581
**Full Changelog**: https://github.com/openreview/openreview-py/compare/v1.19.5...v1.20.0