title: Mixpanel does not work with swift
body: <p>Cocoapods is not ready for Swift yet. When I implemented Mixpanel into my iOS project that uses Swift, I got several errors.</p>
  
  <p><img src="https://i.stack.imgur.com/lSZnM.png" alt="enter image description here"></p>
  
  <p>How to fix this issue and make mixpanel to work?</p>