* Bump pylint version to 2.5.3
* Add a global disable for the most common new pylint error
* Fix a bunch of files containing very few errors
* More pylint tweakage, low-hanging fruit
* More easy stuff...
* Fix more erroring files
* Fix the last couple of errors, clean pylint!
* Black
* Fix mypy issue in connectors/druid/models.py
* Allow id as a valid name for pylint
* Re-enable pylint for superset/models/core.py
* re-enable pylint for superset/models/sql_lab.py
* re-enable pylint for superset/models/schedules.py
* re-enable pylint for superset/models/helpers.py
* re-enable pylint for superset/models/annotations.py
* re-enable pylint on superset/models/tags.py
* a couple more fixes after black formatting...
* Add another inline pylint disable
* Fix black
* Move to inline disables for 'id' attribute on models
* Fix lint disables after black reformatted them
* add column to annotation model
* update migration file
* change to Text
* remove old migration file
* add migration file
* remove JSON
* add new column to view
* add comma back
* linting
* lint some more
* missing comma
* rename columns
* add degrade and new migration file
* update version
* fixe changed name
* remove json from list columns
* Adding full Annotation Framework
* Viz types
* Re organizing native annotations
* liniting
* Bug fix
* Handle no data
* Cleanup
* Refactor slice form_data to data
* Adding annotations to backend
* Auto fetching Annotations on the backend
* Closing the loop
* Adding missing files
* annotation layers UI
for https://github.com/apache/incubator-superset/issues/3502
* a few fixes per code review.
- add annotation input sanity check before add and before update.
- make SelectAsyncControl component statelesis, and generic
- add annotation description in d3 tool tip
- use less variable to replace hard-coded color
