Merge pull request #3535 from OZhurbenko/closed-captioning-ui

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

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

bigbluebutton-html5/imports/ui/components/app/service.js

bigbluebutton-html5/imports/ui/components/app/styles.scss

...html5/imports/ui/components/closed-captions/component.jsx

...on-html5/imports/ui/components/closed-captions/service.js

...n-html5/imports/ui/components/closed-captions/styles.scss

...button-html5/imports/ui/components/settings/component.jsx

...button-html5/imports/ui/components/settings/container.jsx

...omponents/settings/submenus/closed-captions/component.jsx

...omponents/settings/submenus/closed-captions/container.jsx

...i/components/settings/submenus/closed-captions/service.js

...html5/imports/ui/components/settings/submenus/styles.scss

bigbluebutton-html5/package.json