dev:add fastest quality

helper/refill/policy/quaility.php

@@ -18,7 +18,8 @@ class Quality
     const SlowTwo = 7;
     const SlowFortyEight = 8;
     const SlowSeventyTwo = 9;
-    const HighestQuality = 9;
+    const Fastest = 10;
+    const HighestQuality = 10;
 
     const SlowNormal  = 11;  // 7 -> 1
     const ThirdNormal  = 12; // 4 -> 1