buildscript { repositories { jcenter() } dependencies { classpath 'com.android.tools.build:gradle:2.2.3' classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8' classpath 'com.google.gms:google-services:3.0.0' } } allprojects { repositories { jcenter() } } task clean(type: Delete) { delete rootProject.buildDir } task wrapper(type: Wrapper) { gradleVersion = '2.11' }