Closes: #1980

Revert "Merge branch 'linkify' into 'develop'"

See merge request !2784

This reverts merge request !2677

AutoLinker --> Linkify, update to latest version

See merge request !2677

Gopher: using atom keys in search params

See merge request !2775

fix markdown rendering withing <details>; typo parent**s**_visible

See merge request !2781

Don't enable Pleroma.HTTP.Middleware.FollowRedirects unless Gun is used

Closes #1966 and #1961

See merge request !2778

OpenAPI: Add :id to follower/following endpoints, fixes #1958

Closes #1958

See merge request !2772

Expose the post formats in /api/v1/instance

See merge request !2776

Improve TOTP token and recovery input fields in OAuth login

See merge request !2769

Bug issue template: remove choice in "Installation type"

See merge request !2774

It made gitlab display "1 of 2 tasks completed" when one is chosen,
which is totally not what this was used for.

Refactor gun pooling and simplify adapter option insertion

Closes #1834, #1700, and #1680

See merge request !2479

Refactor notification settings

See merge request !2602

Add rejection reason to our MRFs

See merge request !2759

Bring back oban job pruning

Closes #1945

See merge request !2768

Include port in host for signatures

See merge request !2766

Closes #1945

This produced error log messages about GenServer termination
every time the connection was not open due to a timeout.

Instead we stop with `{:shutdown, <gun_error>}` since shutting down
when the connection can't be established is normal behavior.