title: XMPPFramework Swift Compiler Error after update to Swift 3
body: <p>I'm converting Swift 2.3 to Swift 3 branch:
  When I convert swift 3 "Swift Compiler Error" : /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swiftc failed with exit code 1 </p>
  
  <p>happen in my project.</p>
  
  <p>I use this pod file :</p>
  
  <p>pod 'XMPPFramework', :git => "<a href="https://github.com/robbiehanson/XMPPFramework.git" rel="nofollow">https://github.com/robbiehanson/XMPPFramework.git</a>", :branch => 'master'</p>
  
  <p>How to solve this problem?. Please help me.</p>