Fix #3894

Fix #8209
Fix #7566

* Add confirmation page for suspensions

* Suspension confirmation closes reports, linked from report UI

* Fix tests

* reorder simple form ul to list vertically (fixes #8236)

* remove browser specific prefixes

* Make dropdown animations respect their placement

Also fix the corner radius on the privacy dropdown button when using top placement

* Fix code style issue

Fix #8284

* Add remote interaction dialog for toots

* Change AuthorizeFollow into AuthorizeInteraction, support statuses

* Update brakeman.ignore

* Adjust how interaction buttons are display on public pages

* Fix tests

* Disable the animated rainbow text when the “Reduce motion” setting is set

* Get rid of the Content Warning rainbows

* Revert to default color for CWs in admin view

Since that colorscheme is apparently broken for some colorblind people.

* Use HTML5's details and summary for statuses with CWs in admin interface

Follow-up to #8142

* Compensate for scrollbar disappearing when media modal visible

Make auth pages backgrounds lighter

* Fix typo

* Remove superfluous span tags

* Make account bar items (except dropdown) flexible to work well with custom CSS

* Fix CSS lint warning (0px → 0)

Fix #8018

* Add federation relay support

* Add admin UI for managing relays

* Include actor on relay-related activities

* Fix i18n

* Add follow button to detailed status, add gradient to mask bio cut-off

* In landing strip, show sign up link even if closed (different href)

Point to joinmastodon.org

This reverts commit 7da74e3157.

* Add more granular OAuth scopes

* Add human-readable descriptions of the new scopes

* Ensure new scopes look good on the app UI

* Add tests

* Group scopes in screen and color-code dangerous ones

* Fix wrong extra scope

* Make embeds cacheable by reverse proxy

* Make follow button on embeds open remote follow modal

Instead of web+mastodon://, also, turn the button blue, and add a
sign up prompt to the remote follow modal

* Add keyword filtering

    GET|POST       /api/v1/filters
    GET|PUT|DELETE /api/v1/filters/:id

- Irreversible filters can drop toots from home or notifications
- Other filters can hide toots through the client app
- Filters use a phrase valid in particular contexts, expiration

* Make sure expired filters don't get applied client-side

* Add missing API methods

* Remove "regex filter" from column settings

* Add tests

* Add test for FeedManager

* Add CustomFilter test

* Add UI for managing filters

* Add streaming API event to allow syncing filters

* Fix tests

* Allow selecting default posting language instead of auto-detect

* Enable default language setting in credentials API

* Fix form saving

* Add autofollow option to invites

* Trigger CodeClimate rebuild

* Action/reducer for changing column settings takes a path and a value
instead of a javascript object

* Settings menu version and column headline version working simultaneously

* remove column headline entirely

* remove css for headlines that aren't possible now

* Remove commented out code from unfruitful attempt at this feature

* Give direct timeline its own column settings bc it doesn't have a media only option

* Fix typo in public timeline code that was preventing per-column settings from working properly

* Fix codeclimate issues

* Missing semicolons

* Use redux state to set onlyMedia, let that do the update instead of a callback. Consequently, unpinned setting works without history modification

* Unused import

* Add profile options on compose form

* Remove unused imports to appease codeclimate

* Play nicely with cancel button and use ellipsis-v instead of hamburger

* Fix whitespace and quotes to appease codeclimate

* Fix background color of emoji-mart-bar

* Uniform emoji-mart-search background color in light theme as default