removed test directory, converted Shape's material handle to a refptr<Material> instead of a Material *, made refptr<T>::operator*() and operator->() const members

git-svn-id: svn://anubis/fart/trunk@96 7f9b0f55-74a9-4bce-be96-3c2cd072584d

parser/parser.yy

@@ -191,7 +191,11 @@ shape_items: /* empty */
            | material { $$ = $1; }
            ;
 
-sphere: SPHERE LPAREN number RPAREN LCURLY sphere_items RCURLY
+sphere: SPHERE LPAREN number RPAREN LCURLY sphere_items RCURLY {
+            Sphere * sphere = new Sphere(*($3->the_double));
+            $$ = new Node();
+            $$->the_Shape = sphere;
+        }
       ;
 
 sphere_items: shape_items