Merge pull request #4221 from JaeeunCho/change_localeId_to_camelCase

...mports/ui/components/actions-bar/emoji-menu/component.jsx

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

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

...rts/ui/components/nav-bar/settings-dropdown/component.jsx

...omponents/presentation/presentation-toolbar/component.jsx

...orts/ui/components/user-list/chat-list-item/component.jsx

...utton-html5/imports/ui/components/user-list/component.jsx

...orts/ui/components/user-list/user-list-item/component.jsx

bigbluebutton-html5/private/locales/en.json