1buildscript {
2    ext.kotlin_version = '1.2.0'
3    repositories {
4        google()
5        jcenter()
6    }
7    dependencies {
8        classpath 'com.android.tools.build:gradle:3.0.0'
9        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
10    }
11}
12
13allprojects {
14    repositories {
15        google()
16        jcenter()
17    }
18}
19
20task clean(type: Delete) {
21    delete rootProject.buildDir
22}