LICENSE file indicates Apache 2.0 and some notice am: 6925e53bb2

Change-Id: I872b57c3020805a2cbb3d67242b641b38bce403f
diff --git a/METADATA b/METADATA
index a8d4e43..7e16c88 100644
--- a/METADATA
+++ b/METADATA
@@ -11,7 +11,7 @@
     value: "https://github.com/apache/commons-math/archive/MATH_2_2.zip"
   }
   version: "MATH_2_2"
-  license_type: RECIPROCAL
+  license_type: NOTICE
   last_upgrade_date {
     year: 2011
     month: 3