<NME> .travis.yml
<BEF> language: android
jdk: oraclejdk8
env:
  global:
    - ANDROID_TARGET=android-21
    - ANDROID_ABI=armeabi-v7a
android:
  components:
    # Uncomment the lines below if you want to
    # use the latest revision of Android SDK Tools
    - tools
    - tools
    - platform-tools
    # The BuildTools version used by your project
    - build-tools-25.0.3
    # The SDK version used to compile your project
    - android-25

    # Additional components
    - extra-google-google_play_services
    - extra-google-m2repository
    - extra-android-m2repository
    - sys-img-armeabi-v7a-android-23
#    - sys-img-x86-android-21

    # Emulator Management: Create, Start and Wait
before_script:
    - echo no | android create avd --force -n test -t android-23 --abi armeabi-v7a

notifications:
  email: false

    # Emulator Management: Create, Start and Wait
before_script:
    - echo "y" | android update sdk --no-ui
    - echo no | android create avd --force -n test -t $ANDROID_TARGET --abi $ANDROID_ABI
    - emulator -avd test -no-skin -no-audio -no-window &
    - android-wait-for-emulator
    - adb shell input keyevent 82 &

<MSG> Update .travis.yml
<DFF> @@ -23,6 +23,9 @@ android:
     - sys-img-armeabi-v7a-android-23
 #    - sys-img-x86-android-21
 
+notifications:
+  email: false
+
     # Emulator Management: Create, Start and Wait
 before_script:
     - echo no | android create avd --force -n test -t android-23 --abi armeabi-v7a

Update .travis.yml