buildscript {
    repositories {
	maven {
            // Google Maven Repository
            url 'https://maven.google.com'
        }
        mavenCentral()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.+'
        classpath 'com.google.gms:google-services:3.0.0'
    }
}

allprojects {
    repositories {
        mavenCentral()
        maven {
            url "https://maven.google.com"
        }
    }
}