Merge pull request #7585 from diegobenetti/issue7555-join-breakout-room

bigbluebutton-html5/imports/ui/components/app/component.jsx

...ts/ui/components/breakout-join-confirmation/container.jsx

...n-html5/imports/ui/components/breakout-room/component.jsx

...orts/ui/components/breakout-room/invitation/component.jsx

...orts/ui/components/breakout-room/invitation/container.jsx

...tton-html5/imports/ui/components/breakout-room/service.js

...ebutton-html5/imports/ui/components/nav-bar/component.jsx

...ebutton-html5/imports/ui/components/nav-bar/container.jsx

bigbluebutton-html5/imports/ui/components/nav-bar/service.js

...luebutton-html5/imports/ui/components/nav-bar/styles.scss

...ml5/imports/ui/components/notifications-bar/container.jsx