KIF 3.1 is released

[Tony Mann]

• Entering text is faster and more reliable
  
• UIPickerView fixes and enhancements
  
• Better handling when failing during beforeAll() and afterAll()
  
• Can dismiss system alerts when running tests in the simulator
  
• Fix problems with inadvertent scrolling in table cells
  
• Unit test coverage improved
  
• Travis tests for iOS 7 and 8
  
• Various bug fixes and enhancements.
  

Thanks to all contributors for their hard work!