Wercker based ci configuration for sbt-android

wercker.yml

box: dant3/android
build:
  steps:
    - script:
        name: install sbt-launcher
        code: |
          curl -o sbt-launcher.sh https://raw.githubusercontent.com/paulp/sbt-extras/master/sbt
          chmod a+x ./sbt-launcher.sh
    - script:
        name: start emulator for tests
        code: |
          echo no | android create avd --force --device "Nexus 5" --name test --target android-23 --abi armeabi-v7a
          emulator -force-32bit -avd test -no-audio -no-window
          android-wait-emulator.sh
          adb shell input keyevent 82 &
    - script:
        name: compile
        code: ./sbt-launcher.sh compile
    - script:
        name: test
        code: ./sbt-launcher.sh scripted