Changed UIP.py to UIP in README.md
Changed UIP.py to UIP in README.md

Fixes #213

hackrush01/UIP,VK10/UIP,NIT-dgp/UIP,DarkSouL11/UIP,nemaniarjun/UIP,nemaniarjun/UIP,VK10/UIP,Aniq55/UIP,NIT-dgp/UIP,Aniq55/UIP