minimal refactor

xSDL/xApplication.cpp

@@ -281,8 +281,7 @@ void xApplication::render(){
 
 
 	/* 4. draw every sprite */
-	set<xDrawable*>::iterator it;
-	for( it = _sprites.begin() ; it != _sprites.end() ; it++ ){
+	for( set<xDrawable*>::iterator it = _sprites.begin() ; it != _sprites.end() ; it++ ){
 		xDrawable* sprite = *it;
 		sprite->draw(_renderer);
 	}