Sign and release apk.

.travis.yml

@@ -45,18 +45,15 @@ before_script:
   - export PATH=$HOME/.meteor:$PATH
   - meteor npm install
 script:
-  - ls -alh $HOME/
   - cd $TRAVIS_BUILD_DIR && meteor build $HOME --server=$API_SERVER_ADDRESS
   - cat $TRAVIS_BUILD_DIR/.meteor/local/cordova-build/platforms/android/build.gradle
-  - ls $HOME/ -alh
-  - ls $HOME/android -alh
 services:
   - mongodb
 before_deploy:
   - cp $TRAVIS_BUILD_DIR/.keystore $HOME
   - jarsigner -verbose -sigalg SHA1withRSA -digestalg SHA1 $HOME/android/release-unsigned.apk
     sharpai-app -keystore $HOME/.keystore -storepass $storepass -keypass $keypass
-  - "${ANDROID_HOME}/build-tools/22.0.1/zipalign 4 $HOME/android/release-unsigned.apk
+  - "${ANDROID_HOME}/build-tools/28.0.3/zipalign 4 $HOME/android/release-unsigned.apk
     $HOME/android/sharpai-app.apk"
 deploy:
   provider: releases