Use correct types for action, dispatch and getState

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

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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