somewhat huge directory restructuring, all non nexuizXX.zip files are stored in trunk/misc including artwork and mediasources like models, skins, flag icons, all tool stuff got moved to misc/tools, git-svn-id: svn://svn.icculus.org/nexuiz/trunk@5541 f962a42d-fe04-0410-a3ab-8c8b0445ebaa