From 97c28b13a644ddd7fa1b71fde2fa9f42d7de868d Mon Sep 17 00:00:00 2001
From: Michael <betheg@bitcloner.org>
Date: Mon, 24 Aug 2015 11:32:21 +0200
Subject: [PATCH] add the the previously deleted build-tools.

---
 .travis.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 07f187fa8..7c1c68441 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,5 +4,8 @@ android:
     - platform-tools
     - tools
     - build-tools-23.0.0
+    - build-tools-22.0.1
+    - build-tools-21.1.2
+    - build-tools-19.1.0
     - android-23
     - extra-android-m2repository