Change two-way mapping example, because it no longer worked
Change two-way mapping example, because it no longer worked

UTtextField.text is not observable any more

waynett/Block-KVO,waynett/Block-KVO,iMartinKiss/Block-KVO,blairmitchelmore/Block-KVO,blairmitchelmore/Block-KVO,waynett/Block-KVO,iMartinKiss/Block-KVO,Tricertops/Block-KVO,Tricertops/Block-KVO,blairmitchelmore/Block-KVO