[Gtkradiant] [Bug 1023] New: Handle corrupt pk3/wad/pak gracefully

[gtkradiant@zerowing.idsoftware.com]

http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=1023

           Summary: Handle corrupt pk3/wad/pak gracefully
           Product: GtkRadiant
           Version: 1.5
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: editor
        AssignedTo: wjoseph@europe.ea.com
        ReportedBy: wjoseph@europe.ea.com


Having a corrupt pk3/wad/pak file in the vfs search-path causes radiant to 
crash when initialising VFS.