add travis-ci scripts

.travis.yml

@@ -0,0 +1,12 @@
+before_install:
+- ./travis-ci/setup.sh &> /dev/null
+- export NDK_CCACHE=ccache
+- export ARCH=`uname -m`
+- export ANDROID_NDK_HOME=`pwd`/android-ndk-r10d
+- export ANDROID_HOME=`pwd`/android-sdk-linux
+- export PATH=${ANDROID_NDK_HOME}:${ANDROID_HOME}/tools:${ANDROID_HOME}/platform-tools:${PATH}
+- cp local.properties.travis local.properties
+
+script:
+- ./build.sh
+- sbt android:package-release

travis-ci/setup.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+echo "deb http://dl.bintray.com/sbt/debian /" | sudo tee -a
+/etc/apt/sources.list.d/sbt.list
+sudo apt-get update
+sudo apt-get install -y ccache sbt
+export ARCH=`uname -m`
+wget -q http://dl.google.com/android/android-sdk_r24.3.4-linux.tgz
+tar xf android-sdk_r24.3.4-linux.tgz
+echo "y" | android update sdk --filter
+tools,platform-tools,build-tools-23.0.1,android-23,extra-google-m2repository
+--no-ui -a
+echo "y" | android update sdk --filter extra-android-m2repository --no-ui -a
+wget -q http://dl.google.com/android/ndk/android-ndk-r10d-linux-${ARCH}.bin
+chmod +x android-ndk-r10d-linux-${ARCH}.bin
+./android-ndk-r10d-linux-${ARCH}.bin -y &> /dev/null