Update apt-publisher with new SFML material.

apt-publisher/Makefile

@@ -12,6 +12,7 @@ prepare-packages:
 	        v8pp/pkg/*.deb \
 	        crtmpserver/pkg/*.deb \
 	        allegro5/pkg/*.deb \
+	        sfml/pkg/*.deb \
 	        caf/pkg/*.deb \
 	        boost/pkg/*.deb \
 	        benchmarklib/pkg/*.deb \