Fix travis builds #84

Author: Daniil Efremov

.travis.yml

@@ -7,7 +7,7 @@ android:
     components:
         - platform-tools
         - tools
-        - build-tools-23.0.2
+        - build-tools-25.0.0
         - android-22
         - extra-android-m2repository
         - extra-google-m2repository