added new attachments, facebook, slack, twilio, and request helpers to DRY code in middleware and aid in centralizing code that migh be used across diferent middleware in the near future
added new attachments, facebook, slack, twilio, and request helpers to DRY code in middleware and aid in centralizing code that migh be used across diferent middleware in the near future

DoSomething/gambit,DoSomething/gambit