build.gradle

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

buildscript {
    repositories {
        mavenLocal()
        google()
        mavenCentral()
        maven {
            url 'https://maven.fabric.io/public'
        }
        jcenter()
        maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.0.1'
        classpath 'com.google.gms:google-services:3.1.2'
        classpath 'io.fabric.tools:gradle:1.25.1'
    }
}

allprojects {
    repositories {
        mavenLocal()
        google()
        mavenCentral()
        maven {
            url 'https://maven.fabric.io/public'
        }
        jcenter()
        maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
    }
}

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