* Fix client-side username validation at registration
It used the Account::USERNAME_RE regexp which is for *remote* users,
local user validation is stricter. Also take into account max username length.
* Add client-side form validation for password change
* Add client-side form validation to dedicated registration form
Previous changes only applied to the /about page, not the dedicated form on
/auth
* Add HTML-level validation of username in sign-up form
* Make required fields with incorrect values more visible
* Enable HTML form validation for the registration form
* Mark agreement checkbox as required client-side
* Add minimum length to password
* Add client-side password confirmation validation
* 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
* Verify link ownership with rel="me"
* Add explanation about verification to UI
* Perform link verifications
* Add click-to-copy widget for verification HTML
* Redesign edit profile page
* Redesign forms
* Improve responsive design of settings pages
* Restore landing page sign-up form
* Fix typo
* Support <link> tags, add spec
* Fix links not being verified on first discovery and passive updates
* Redesign landing page (again)
* Move login form in small version to the right column
* Display closed registrations message
* Add site setting for the hero image
* Fix test
* Increase spacing, maximum width, change call to action section
* Adjust landing pages 2
Fix styles of terms page
Remove action buttons from timeline in about page
Adjust styles of short description
Adjust form inputs
Set autocomplete off for username and email box in registration form. Remove line breakings.
* Revert removing action buttons
* Redesign the landing page, mount public timeline on it
* Adjust the standalone mounted component to the lacking of router
* Adjust auth layout pages to new design
* Fix tests
* Standalone public timeline polling every 5 seconds
* Remove now obsolete translations
* Add responsive design for new landing page
* Address reviews
* Add floating clouds behind frontpage form
* Use access token from public page when available
* Fix mentions and hashtags links, cursor on status content in standalone mode
* Add footer link to source code
* Fix errors on pages that don't embed the component, use classnames
* Fix tests
* Change anonymous autoPlayGif default to false
* When gif autoplay is disabled, hover to play
* Add option to hide the timeline preview
* Slightly improve alt layout
* Add elephant friend to new frontpage
* Display "back to mastodon" in place of "login" when logged in on frontpage
* Change polling time to 3s
