GemRB binary and configuration for Icewind Dale game

 GemRB (Game Engine Made with preRendered Background) is a new implementation
 of the original Infinity Engine (the one of Baldur's Gate, Icewind Dale,
 Planescape: Torment, ...) to Linux/Unix, MacOS X and Windows with some
 enhancements.
 .
 This package contains configuration sample and binary for Icewind Dale game.