Bug Fixes and Documentation Updates

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Updated

• The dependency requirement in the README to Alamofire 3.3+.
  • Updated by Christian Noon.
• The Alamofire submodule to the 3.4.1 release.
  • Updated by Christian Noon.
• The Travis CI yaml file to use the xcode7.3 build.
  • Updated by Christian Noon.

Fixed

• Issue where queue names were not using hex formatters properly.
  • Fixed by 消失的旅人 in Pull Request
    #119.
• Deprecation warning from errorWithCode usage by switching to explicit NSError
  creation logic.
  • Fixed by Christian Noon.