build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
  repositories {
    jcenter()
  }
  dependencies {
    classpath 'com.android.tools.build:gradle:2.3.1'
    classpath 'com.facebook.testing.screenshot:plugin:0.4.2'
  }
}

allprojects {
  repositories {
    jcenter()
    maven {
      url 'https://maven.google.com'
    }
  }
}

task clean(type: Delete) {
  delete rootProject.buildDir
}