[SOLVED] How to use Patch ?

Good afternoon all,

i just discover this them, and as other, it seems to be really huge.
I had exactly the same question than that one :

http://forum.bytesforall.com/showthr...ight=grayscale

The thread is closed and the Patch 113-01 seems to solve this problem.

I've find the section listing Patchs, but the thing is (I guess that some of u will maybe laught) ...

How does it work ?
How can I apply this patch (actually, what is the patch ?) to unactivate the grayscale effect on post list thumbnails ?

Thank you very much for your help, and for this template.