Add license type: Apache2 is a NOTICE license am: 2aca8be633 am: 934267aac6 am: f677077491

Change-Id: I2599d5f86510529e825fee7a66c9646d12e44a2c
diff --git a/METADATA b/METADATA
index 64175e8..0ff0c57 100644
--- a/METADATA
+++ b/METADATA
@@ -10,6 +10,7 @@
     value: "https://github.com/halfhp/androidplot/archive/0.6.0.zip"
   }
   version: "0.6.0"
+  license_type: NOTICE
   last_upgrade_date {
     year: 2014
     month: 2