Fix https://github.com/tootsuite/mastodon/pull/10621#issuecomment-487316619

* 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

Fix #10616

The @property attribute in HTML is a space-separated list of values.
This change normalizes whitespace and finds the desired value in
the list instead of requiring an exact single-value match.

More details:
https://www.ctrl.blog/entry/rdfa-socialmedia-metadata.html

* Third time is the charm?

* Use full asset URL for data-static and data-original

̀image_tag` expands to the full asset URL, we have to do the same in `data` attributes so that it can work when assets and user data are stored on a different host

* Update NL language strings

Have to do it this way, cause this file is locked on Weblate

* fix

* Update simple_form.nl.yml

* Update nl.yml

* config: Add GITHUB_REPOSITORY for repository name

* config: Add SOURCE_BASE_URL for repository url

* Show source_url and repository name on getting started

Fixes #10531

* i18n: Updated ru.json for Russian language

* i18n: Updated ru.yml

* Normalize ru.yml

* i18n: Updated simple_form.ru.yml

* i18n: Updated activerecord.ru.yml, devise.ru.yml, normalized strings

* Added new strings to ru.json

* Deleted unused (?) string

* i18n: Added recent strings (Settings refactor)

* Translated using Weblate (Occitan)

Currently translated at 95.7% (780 of 815 strings)

Translation: Mastodon/Backend
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/backend/oc/

* Translated using Weblate (Greek)

Currently translated at 100,0% (382 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/el/

* Translated using Weblate (Greek)

Currently translated at 100,0% (4 of 4 strings)

Translation: Mastodon/Activerecord
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/activerecord/el/

* Translated using Weblate (Greek)

Currently translated at 100.0% (382 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/el/

* Translated using Weblate (French)

Currently translated at 100.0% (382 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/fr/

* Translated using Weblate (French)

Currently translated at 100.0% (4 of 4 strings)

Translation: Mastodon/Activerecord
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/activerecord/fr/

* Translated using Weblate (French)

Currently translated at 100.0% (66 of 66 strings)

Translation: Mastodon/Devise
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/devise/fr/

* Translated using Weblate (Dutch)

Currently translated at 100,0% (4 of 4 strings)

Translation: Mastodon/Activerecord
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/activerecord/nl/

* Translated using Weblate (Galician)

Currently translated at 100,0% (4 of 4 strings)

Translation: Mastodon/Activerecord
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/activerecord/gl/

* Translated using Weblate (Dutch)

Currently translated at 100,0% (382 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/nl/

* Translated using Weblate (Galician)

Currently translated at 100,0% (382 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/gl/

* Translated using Weblate (Slovak)

Currently translated at 100.0% (382 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/sk/

* Translated using Weblate (Arabic)

Currently translated at 97.4% (372 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/ar/

* Translated using Weblate (French)

Currently translated at 100.0% (382 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/fr/

* Translated using Weblate (Thai)

Currently translated at 75.4% (288 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/th/

* Translated using Weblate (Slovak)

Currently translated at 100.0% (4 of 4 strings)

Translation: Mastodon/Activerecord
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/activerecord/sk/

* Translated using Weblate (German)

Currently translated at 100,0% (4 of 4 strings)

Translation: Mastodon/Activerecord
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/activerecord/de/

* Translated using Weblate (Slovak)

Currently translated at 100,0% (4 of 4 strings)

Translation: Mastodon/Activerecord
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/activerecord/sk/

* Translated using Weblate (Kazakh)

Currently translated at 100,0% (4 of 4 strings)

Translation: Mastodon/Activerecord
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/activerecord/kk/

* Translated using Weblate (Persian)

Currently translated at 100.0% (382 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/fa/

* Translated using Weblate (Kazakh)

Currently translated at 99.0% (378 of 382 strings)

Translation: Mastodon/React
Translate-URL: https://weblate.joinmastodon.org/projects/mastodon/frontend/kk/

* i18n-tasks normalize

* yarn manage:translations

* Fix empty string in Occitan

* compare usernames case-insensitively on new proof creation flow

* Fix code style issue

* I18n: Update Czech translation

* I18n: Why do you want to join translation

* I18n: Translating a bunch of more stuff

* Change the groupings of menu items in settings navigation

Fix #10307

* Remove unused translations

Fix sorting of the pending accounts page

The translation was written in bad Turkish grammar. I fixed those terrible phrases and translated %93 of Mastodon.

I'll come back and finish the translation.

* Add spec of PollValidator for #10190

* Raise fraction less than 1 second

* format

* simplify time initialize

* Add "why do you want to join" field to invite requests

Fix #10512

* Remove unused translations

* Fix broken registrations when no invite request text is submitted

* [i18n] Update and correction

* Update oc.json

* Update oc.json

* Updated German locales

* Added account approval locales (German)

* Updated JSON locales (German)

* Refactor imports

* Export show_reblogs when exporting list of followed users

* Add support for importing show_reblogs with following collection

* Fix tests

* Update Japanese translations

* Update Japanese translations.

* Revert "Fix filtering of favourited_by, reblogged_by, followers and following (#10447)"

This reverts commit 120544067f.

* Revert "Hide blocking accounts from blocked users (#10442)"

This reverts commit 62bafa20a1.

* Improve blocked view of profiles

- Change "You are blocked" to "Profile unavailable"
- Hide following/followers in API when blocked
- Disable follow button and show "Profile unavailable" on public profile as well

* Fix admin validation being too strict about usernames

Fix #10446

* Strip Setting.site_contact_username consistently throughout the codebase

* Further improving Slovak translation

* Update sk.json