I want my GOG JA2 v1.12 upgrade to 1.13 community version. I heard many good things about it. Here and there minor fixes and so.

So how do I update exactly? Where do I get the files?

Is here an ultra simple way of installing it? Step by step.

Thanks in advance!

http://thepit.ja-galaxy-forum.com/index.php?t=msg&th=24648&start=0&