Enable Travis CI builds
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..a9deb7e
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,21 @@
+language: android
+
+before_cache:
+ - rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
+ - rm -fr $HOME/.gradle/caches/*/plugin-resolution/
+
+cache:
+ directories:
+ - $HOME/.gradle/caches/
+ - $HOME/.gradle/wrapper/
+ - $HOME/.android/build-cache
+
+android:
+ components:
+ - tools
+ - build-tools-26.0.2
+ - android-26
+ - platform-tools
+
+script:
+ ./gradlew build