Merge pull request #4929 from OZhurbenko/fix-issue-4897

bigbluebutton-html5/imports/api/users/server/methods.js

...tton-html5/imports/api/users/server/methods/removeUser.js

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

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

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

...uebutton-html5/imports/ui/components/user-list/service.js

...s/ui/components/user-list/user-list-content/component.jsx

...er-list/user-list-content/user-participants/component.jsx

...st-content/user-participants/user-list-item/component.jsx

bigbluebutton-html5/private/config/settings-development.json

bigbluebutton-html5/private/config/settings-production.json

bigbluebutton-html5/private/locales/en.json