Move “Find schedules” to a button on the Schedules page

* Split the Settings component into multiple files (#434)
* Remove need for isMobile in CSS: lean on media queries in styles.js and glamor

Co-authored-by: Matiss Janis Aboltins <matiss@mja.lv>
Co-authored-by: Jed Fox <git@jedfox.com>

docs: add netlify as sponsors to README

fix: select date filtering by month #406 

chore: remove more unused variables

Co-authored-by: Matiss Janis Aboltins <matiss@mja.lv>

Improve handling of “no server” state

feat: creating test budget on the config page

prune: remove unused icons

chore: remove unused variables

fix: re-disable no-unused-vars eslint rule

Update sidebar to expose rules/payees as pages rather than modals

Strip down and refactor package scripts