// Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { ext { androidPluginVersion = '3.0.1' kotlinVersion = '1.2.10' supportLibraryVersion = '27.0.2' takisoftFixVersion = '27.0.2.0' } repositories { google() jcenter() } dependencies { classpath "com.android.tools.build:gradle:$androidPluginVersion" classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion" } } allprojects { repositories { google() jcenter() } } task clean(type: Delete) { delete rootProject.buildDir }