The buckets start at min, so it needs to be included when calculating a score from a given percentile

git-svn-id: svn+ssh://src.earth.threerings.net/vilya/trunk@725 c613c5cb-e716-0410-b11b-feb51c14d237

src/java/com/threerings/parlor/rating/util/Percentiler.java

@@ -194,7 +194,7 @@ public class Percentiler
     public float getRequiredScore (int percentile)
     {
         percentile = Math.max(0, Math.min(99, percentile)); // bound this!
-        return _reverse[percentile] * ((float)(_max - _min) / BUCKET_COUNT);
+        return _reverse[percentile] * ((float)(_max - _min) / BUCKET_COUNT) + _min;
     }
 
     /**