Summary:
Redesigning color picker:
- Single color palette (no light/dark switch)
- Ability to remove color (new empty button)
New font options in the color picker.
Font options are available on:
- Default cell style
- Conditional rules styles
- Choice/ChoiceList editor and token field
- Filters for Choice/ChoiceList columns
Design document:
https://www.figma.com/file/bRTsb47VIOVBfJPj0qF3C9/Grist-Updates?node-id=415%3A8135
Test Plan: new and updated tests
Reviewers: georgegevoian, alexmojaki
Reviewed By: georgegevoian, alexmojaki
Subscribers: alexmojaki
Differential Revision: https://phab.getgrist.com/D3335
