eval_values returns a list in a wrong order

Fix list generation from org_cherry_eval_values for avoiding
a list reverse at the end of this operation.

source/eval.c

@@ -45,17 +45,20 @@ org_cherry_eval_define(struct org_cherry_environment* env, struct org_cherry_val
 static struct org_cherry_value*
 org_cherry_eval_values(struct org_cherry_environment* env, struct org_cherry_value* values)
 {
-	struct org_cherry_value* list = org_cherry_emptylist;
-	struct org_cherry_value* val;
+	struct org_cherry_value* begin = org_cherry_list_cons(org_cherry_eval(env, HEAD(values)), org_cherry_emptylist);
+	struct org_cherry_value* prev = begin;
+	struct org_cherry_value* head;
+
+	values = TAIL(values);
 
 	while(!IS_NULL(values)) {
-		val = org_cherry_eval(env, HEAD(values));
+		head = org_cherry_list_cons(org_cherry_eval(env, HEAD(values)), org_cherry_emptylist);
+		TAIL(prev) = head;
+		prev = head;
 		values = TAIL(values);
-		
-		list = org_cherry_list_cons(val, list);
 	}
 
-	return list;
+	return begin;
 }