added car mode and polished many words

A minor wording change to prevent confusion: On logout one is asked
whether to stop the conference but the conference is only left by the
participant.

- opens as a modal
- lastn is 0, mutes local video while open
- long press to talk
- and more

Signed-off-by: Christoph Settgast <csett86@web.de>

The user can set the max number of participants that can be displayed on stage
Send the number on follow me to all participants

Update Android build to support gif
Use GIF format instead of animated webp
Show GIFs in chat messages
Display GIF over tile
Add Giphy button in reactions menu
Added Giphy dialog
Fix isGifMessage to also allow upper case

See multiple participants on stage
Pin and unpin to stage
Automatic selection of participants to be displayed on the stage filmstrip based on dominant speaker changes
Make Filmstrip a reusable component. Used by MainFilmstrip (old functionality) and the new StageFilmstrip
Rename DominantSpeakerName to StageParticipantNameLabel
Active border now showed only for the dominant speaker (no longer for the pinned participant)
Hide video from the vertical filmstrip for the participants on stage
Update video constraints
Updated pinned indicator

It will just flash for a split second and all it does is dispatch
readyToClose, so do it directly instead.

* add(highlight): mobile initial flow

* fix(hightlight): get meeting fqn on mobile

* fix(dynamic-branding): extract fqn on mobile

* fix(highlights): remove local fqn extraction and grounp dispatches in batch

* fix(dynamic-branding): check if state is defined in extract fqn

Show GIF menu in reactions menu
Search GIFs using the GIPHY API
Show GIFs as images in chat
Show GIFs on the thumbnail of the participant that sent it
Move GIF focus using up/ down arrows and send with Enter
Added analytics

Signed-off-by: Christoph Settgast <csett86@web.de>

* feat(lobby): lobby chat

lobby chat support
knocking participants list updates
knocking participants conditonal checks to show message button
handle lobby chat message events
lobby messages from or to moderators only

Co-authored-by: Fecri Kaan Ulubey <f.kaan93@gmail.com>

* squash: Drop typos.

Co-authored-by: Kusi Musah Hussein <kusimusah@gmail.com>
Co-authored-by: Fecri Kaan Ulubey <f.kaan93@gmail.com>
Co-authored-by: Дамян Минков <damencho@jitsi.org>

Don't print the room name, which could be long and nondescriptive.