Update README.md

AutoIt is a simple scripting language which lets you automate mundane tasks on windows and linux.

This project makes use of AutoIt's simple commands inside python using the AutoItX module provided with AutoIt installation.

Requirements:
This program requires the pywin32 extensions for Python.
Learn autoit commands: http://www.autoitscript.com/wiki 

Not required:
You don't need AutoIt on your computer, this project includes the AutoItX module which will be called inside the python example script.