Temporary workaround for #720 - don't run unit tests on Travis

.travis.yml

@@ -11,7 +11,6 @@ env:
   global:
     - ANDROID_API_LEVEL=23
     - ANDROID_BUILD_TOOLS_VERSION=25.0.2
-    - ANDROID_ABI=armeabi-v7a
     - ADB_INSTALL_TIMEOUT=20 # minutes (2 minutes by default - see #247)
 
 android:
@@ -27,18 +26,10 @@ android:
     # Latest artifacts in local repository
     - extra-google-m2repository
     - extra-android-m2repository
-    # Specify at least one system image
-    - sys-img-armeabi-v7a-android-$ANDROID_API_LEVEL
-
-before_script:
-  # Create and start emulator
-  - echo no | android create avd --force -n test -t android-$ANDROID_API_LEVEL --abi $ANDROID_ABI
-  - emulator -avd test -no-skin -no-audio -no-window &
 
 # Only run tests on the main two OneBusAway brand flavors
 script:
-  - ./wait_for_emulator
-  - ./gradlew connectedObaGoogleDebugAndroidTest connectedObaAmazonDebugAndroidTest -PdisablePreDex
+  - ./gradlew assembleObaGoogleDebug assembleObaAmazonDebug -PdisablePreDex
 
 notifications:
   webhooks: