changes according to comments, now 90 percent leaner

packages/rocketchat-i18n/i18n/en.i18n.json

...tchat-livechat/client/collections/livechatValidDomains.js

...tchat-livechat/client/views/app/livechatInstallation.html

...ketchat-livechat/client/views/app/livechatInstallation.js

packages/rocketchat-livechat/config.js

packages/rocketchat-livechat/livechat.js

packages/rocketchat-livechat/package.js

packages/rocketchat-livechat/server/api.js

packages/rocketchat-livechat/server/lib/Livechat.js

...ages/rocketchat-livechat/server/methods/addValidDomain.js

...s/rocketchat-livechat/server/methods/removeValidDomain.js

...rocketchat-livechat/server/models/LivechatValidDomains.js

...tchat-livechat/server/publications/LivechatValidDomain.js

packages/rocketchat-livechat/server/rest/domains.js