Update .travis.yml

vivekkiran · vivekkiran · commit db4c8d8f1eb9 · 2014-12-24T10:00:46.000+05:30
diff --git a/.travis.yml b/.travis.yml
@@ -2,4 +2,4 @@ language: android
 android:
   components:
     - build-tools-21.1.2
-    - android-16
+    - android-21
