create error-border and error-background class

...-mail-messages/client/views/mailMessagesInstructions.html

...tchat-integrations/client/views/integrationsIncoming.html

...tchat-integrations/client/views/integrationsOutgoing.html

packages/rocketchat-livechat/app/client/views/messages.html

...ges/rocketchat-livechat/app/client/views/offlineForm.html

packages/rocketchat-livechat/app/client/views/register.html

packages/rocketchat-theme/client/imports/base.less

packages/rocketchat-theme/server/colors.less

packages/rocketchat-ui-login/login/form.html

packages/rocketchat-ui-login/username/username.html

packages/rocketchat-ui/views/app/room.html