https://google.github.io/mediapipe/solutions/models.html#selfie-segmentation

- add possibility to allow execution of the button's routine besides triggering
`toolbarButtonClicked` API event
- keep backwards compatibility
- get rid of `ToolbarButton`

Web and native

Updated animations
Added raised hands counter
Added max width to title bar

disableTileEnlargement config now uses old behaviour (small tiles, not just small video in the tiles)
Update Firefox scrollbar style to match webkit
Show more rows when height allows it instead of stretching a fixed number of rows, but make sure we always try to fill the whole viewport
Added constraints for how narrow portrait tiles can be and how wide landscape tiles can be
Video should cover whole tile in tile view unless disableTileEnlargement is set or video is portrait
Added min height in px for tiles

Updated indicator color and background color
Added border on thumbnails
Web and Native

Co-authored-by: Werner Fleischer <70745309+wernf@users.noreply.github.com>

* feat(external-api): add local subject command

* add to whitelist

* apply config value

* feat: Use source name based receiver constraints

* add sourceNameSignaling feature flag to config

* move source name specific variables into if block

* ensure sourceName is defined in constraints

* use source name for selectedSources

* use selector to find video track by participant id

* add selector to encapsulate logic to get track source name

* refactor getTrackSourceNameByMediaTypeAndParticipant selector

* rename variable

* move flags config into Feature Flags section

* do not set constraints for local large video

* rename prioritizedSources to onStageSources

* fix flow error

* refactor visibleRemoteTrackSourceNames to a constant

* use selector to get feature flags

* rename selector function

* fix flow error

* add selector for sourceNameSignaling feature flag

* feat: Drops hide self-view setting from profile tab.

* feat: Moves function for disableSelfView value in base/settings.

* squash: Drops notification.

* feat: Move hide self view option in more tab.

* feat: Move hide self view option in more tab.

* feat: Adds option to disable self view UI settings.

* squash: Disable settings when controlled from config.

Moving to breakout room and back in main room do not fire videoConferenceLeft events.
And the videoConferenceJoined was reporting wrong conference name on join.

clean-up overriden css for tileview video tags

Update video thumbnail design
Update design of indicators
In filmstrip view move Screen Sharing indicator to the top
Removed dominant speaker indicator
Use ContextMenu component for the connection stats popover
Combine Remove video menu and Meeting participant context menu into one component
Moved some styles from SCSS to JSS
Fix mobile avatars too big
Fix mobile horizontal scroll
Created button for Send to breakout room action

* fix: Fixes disable moderation sounds in meeting.

Moderators in the meeting were sending presence update after one moderator turn it on, which even my result a inconsistent state and flipping the state between moderators several times.

* squash: Adds option to disable reaction moderation.

* fix(speaker-stats): prevent search from closing when enter pressed and from keeping previous state

* fix(speaker-stats): remove unnecessary blank lines

* fix(speaker-stats): add empty dependencies to prevent dismiss callback

* add(speaker-stats): reset search criteria action

Move some styles from SCSS to JSS

Percentage was previously calculated based on number of voters

Importing the entire feature triggers web UI imports.

* feat(security) Security Options screen