build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.
apply plugin: 'com.vanniktech.android.junit.jacoco'

buildscript {

    ext.kotlin_version = '1.0.0'
    ext.kotlin_version = '1.0.4'

    repositories {
//    	 jcenter()
        jcenter(){ url 'http://jcenter.bintray.com/'}
        mavenCentral()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.2.0'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
        classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8'
        classpath 'com.vanniktech:gradle-android-junit-jacoco-plugin:0.6.0'
        classpath 'me.tatarka:gradle-retrolambda:3.2.4'
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
//    	 jcenter()
        jcenter(){ url 'http://jcenter.bintray.com/'}
        mavenCentral()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}