Summary:
Adds new redesigned preferences with horizontal tab bar and refactored code.
Converts Preferences, Plugins, and a few components to ES6.
Test Plan: Tested locally.
Reviewers: evan, bengotow
Reviewed By: bengotow
Subscribers: juan
Differential Revision: https://phab.nylas.com/D2818
Summary:
Add signatures back in.
Extract contenteditable css to its own file instead of being bundled with
the composer.
Test Plan: manual
Reviewers: juan, bengotow
Reviewed By: bengotow
Differential Revision: https://phab.nylas.com/D2295