Avoids jumping the scroll around vertically when giving it focus and
editing long toots.

Follow-up to #11112

Fix #7940

Fixes #9779

* Add message telling FTS is disabled when no toot can be found because of this

Fixes #11082

* Remove info icon and reword message

* Add option to disable blurhash previews

* Update option text

* Change options order

* Add audio uploads

Fix #4827

Accept uploads of OGG, WAV, FLAC, OPUS and MP3 files, and converts
them to OGG. Media attachments get a new `audio` type. In the UI,
audio uploads are displayed identically to video uploads.

* Improve code style

* Add media attachments list to boost modal

* Add attachment list to reply indicator

* Put poll options behind CWs in WebUI

* Put polls behind CWs on public pages

* Add poll icon to public pages CWs

* Revert to not showing an icon in the CW button

* Fix emoji picker being always displayed

* Remove duplicate content with other pull-requests

* Scroll to compose form when focus

* Get rid of constructor

* Improvement variable height of compose and navigation panel in single column layout

* Fix wrong quotes and missing commas

For Rambox compatibility

* Fix poll visibility on public pages

* Revert "Fix poll visibility on public pages"

This reverts commit 54a9608add.

* Revert "Change poll options to alphabetic letters when status text is hidden"

This reverts commit c53d673262.

* Fix null error in status component when determining showMedia state

Also update the showMedia value if the status passed to the
component changes

* Refactor media visibility computation into a defaultMediaVisibility function

* Fix default media visibility with reblogs

* update Ruby to 2.5.3

* Link to Getting Started will not redirect to Home in multi-column UI (https://github.com/tootsuite/mastodon/pull/10835)

* Improvements to the single column layout

- Add follows and followers link to the right panel
- Increase margins around separators in right panel
- Add follow requests link with counter when account is locked to right panel

* Redirect from getting started to home when navigation panel is visible

* Move control of media visibility to parent component

* Add keyboard shortcut to toggle media visibility

* Add responsive panels to the single-column layout

* Fixes

* Fix not being able to save the preference

* Fix code style issues

* Set max-height on the compose textarea and add a link to relationship manager

- Add potential side panels to single column layout
- Hide FAB on large screens

* Move TabsBar rendering logic from CSS to the ColumnsArea component

* Add forceSingleColumn mode

* Add unread notifications counter to tabs bar

* Add toggle to control `forceSingleColumn`

* Increase paddings in mobile layout responsively at large sizes

Fix #10569

* Change icon and label depending on whether media is marked as sensitive

* WiP use a checkbox

[#3815]

Display the boost modal also when unboosting toots.

* Refactor selectComposeSuggestion so that different paths can be updated

* Add suggestions in CW field

* Add emoji suggestion to poll options

* Attempt to fix CSS

* Hide suggestions by default

They will be enabled if the input has focus

* Make the cursor icon consistant across media types in account media gallery

* Fix the video player modal causing scroll position to reset

* Add "view context" button to media modal when opened from gallery

* Add "view context" button to video modal

Allow closing the video modal by navigating back in the browser,
just like the media modal

* Make the "mark media as sensitive" button more obvious in web UI

* Use eye-slash icon instead of eye icon to mean "hide"

- 3 items per row instead of 2
- Use blurhash for previews
- Animate/hover-to-play GIFs and videos
- Open media modal instead of opening status
- Allow opening status instead with ctrl+click and open in new tab

* Add blurhash

* Use fallback color for spoiler when blurhash missing

* Federate the blurhash and accept it as long as it's at most 5x5

* Display unknown media attachments as blurhash placeholders

* Improve style of embed actions and spoiler button

* Change blurhash resolution from 3x3 to 4x4

* Improve dependency definitions

* Fix code style issues