HTML5 - removes old settings and changes setting dependant files

bigbluebutton-html5/.gitignore

bigbluebutton-html5/Gruntfile.js

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

...ebutton-html5/private/config/production/server/shell.yaml

bigbluebutton-html5/private/config/public/chat.yaml

bigbluebutton-html5/private/config/server/redis.yaml

bigbluebutton-html5/private/config/server/shell.yaml

bigbluebutton-html5/settings-development.json

bigbluebutton-html5/settings-production.json