Fix some errors. Remove @ts-ignores
Convert some files to TS
Remove some eslint-disables

Fix imports

Replace tokens with ones that are part of the Design System and are either the same or very similar

* feat(visitors): Updates mobile to handle redirected conf error.

* squash: Center the buttons when iAmVisitor.

* squash: Enables chat in visitor mode.

* feat: Prints the used lib-jitsi-meet.

* feat: Shows a notification when joining as a visitor.

* fix(notifications): display and fix styles for notifications in tile view

---------

Co-authored-by: Calin-Teodor <calin.chitu@8x8.com>

Replace withStyles with makeStyles

When displaying a long URL break it into multiple lines

feat(notifications): NotificationsContainer native updates

Use our component instead of atlaskit
Implement redesign
Add unmount animation
Change mount animation from external lib to CSS
Remove @atlaskit/flag
Remove react-transition-group
Add unmount animation on native
Remove AbstractNotification

Replace @atlaskit icons with our own
Convert some files to TS
Remove @atlaskit/icons

* feat(calendar-sync): converted ConferenceNotification to a notification

* feat(notifications) trigger iframe api event when a notification occurs

* remove useless comment

* fix typo

* feat(notifications): small ui updates

* feat(notifications): native notifications UI updates

* tss-react doesn't need a type anotation for the Theme

* Update tss-react to 4.4.4

Remove unused icons
Remove fill none from icons
Rename some icons

Co-authored-by: Calinteodor <calin.chitu@8x8.com>
Co-authored-by: Robert Pintilii <robert.pin9@gmail.com>

Remove unnecessary ts-ignores
Remove unnecessary eslint-disable
Fix type errors
Change Dispatch type to IStore['dispatch']

Use new TS config from @jitsi/eslint
Fix all lint errors

Create IStateful interface
Use IState interface everywhere
Remove unnecessary @ts-ignore

Convert files that use material-ui to TS (needed for material-ui upgrade)

* feat(external-api) Add command to show custom in-meeting notification

* fix lint

* added uid to showNotifications, added hideNotifications

This works together with the broader "notifications" config option. One
might choose to leave the existing option unespecified *thus allowing
all notifications) and then use this new one to be explicit about which
ones to disable.

* fix(multi-stream) update selector to find ss track by videoType or mediaType

* ref(multi-stream) move fake ss creation logic and support video type changed

* refactor(multi-stream) decouple sending and receiving multiple screenshare streams

* fix(multi-stream) fix receiver constraints with signaling and without multi-stream

* fix(mutli-stream) ensure plan b original SS thumbnail displays avatar

* fix(multi-stream) show fake SS for plan b sender

* refactor(multi-stream) poc for moving SS creation to state listener

* remove reference to fake SS creation

* fix lint errors

* rename to virtual screenshare participants

* fix minor bugs

* rename participant subscriber to specify web support only