build.gradle

// Top level gradle declarations

buildscript {
    repositories {
        jcenter()
        maven { url 'http://repo1.maven.org/maven2' }
        maven { url 'http://download.crashlytics.com/maven' }
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.3.0'
        classpath 'com.crashlytics.tools.gradle:crashlytics-gradle:1.+'
    }
}

allprojects {
    repositories {
        jcenter()
    }
}