buildscript {

repositories {

google()

jcenter()

}

dependencies {

classpath 'com.android.tools.build:gradle:3.0.1'

}

}

allprojects {

repositories {

google()

jcenter()

}

}

rootProject.buildDir = '../build'

subprojects {

project.buildDir = "${rootProject.buildDir}/${project.name}"

}

subprojects {

project.evaluationDependsOn(':app')

}

task clean(type: Delete) {

delete rootProject.buildDir

}