upgrade build versions for travis ci

mattvb91 · mattvb91 · commit 82cd25f2cb94 · 2018-10-29T09:59:33.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -22,7 +22,7 @@ android:
     - build-tools-26.0.3
 
     # The SDK version used to compile your project
-    - android-19
+    - android-26
 
     # Additional components
     - extra-google-m2repository
