updated travis

.travis.yml

@@ -11,9 +11,11 @@ android:
     - platform-tools
     - tools
     # The BuildTools version used by your project
+    - build-tools-28.0.3
     - build-tools-27.0.3
     - build-tools-26.0.2
     # The SDK version used to compile your project
+    - android-28
     - android-27
     - android-26
     - android-21
@@ -32,15 +34,15 @@ android:
 
 before_install:
   # Install SDK license so Android Gradle plugin can install deps.
+  - yes | sdkmanager "platforms;android-28"
   - yes | sdkmanager "platforms;android-27"
   - mkdir "$ANDROID_HOME/licenses" || true
   - echo "8933bad161af4178b1185d1a37fbf41ea5269c55" > "$ANDROID_HOME/licenses/android-sdk-license"
 
 script:
-    - ./gradlew clean assemble
-    - ./gradlew test
-    - ./gradlew fetch2:connectedAndroidTest -PdisablePreDex
-    - ./gradlew assembleAndroidTest
+  - ./gradlew clean assemble
+  - ./gradlew test
+  - ./gradlew assembleAndroidTest
 
 
 # Emulator Management: Create, Start and Wait