Editing System requirements (section)

==Minimum requirements==
===Windows===
*'''OS:''' Microsoft® Windows® 7 SP1
*'''Processor:''' AMD Athlon II X4 640 3.0GHz
*'''Memory:''' 2 GB RAM
*'''Graphics:''' GeForce GTS 450
*'''DirectX:''' Version 9.0
*'''Storage:''' 2 GB available space
*'''Additional Notes:''' 1280x720 minimal screen resolution

===Mac OS X===
*'''OS:''' MacOS X 10.6
*'''Processor:''' Intel Core 2 Duo 2.4GHz
*'''Memory:''' 2 GB RAM
*'''Graphics:''' GeForce GTS 450
*'''Storage:''' 2 GB available space
*'''Additional Notes:''' 1280x720 minimal screen resolution