build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    repositories {
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.2.3'
        classpath "io.realm:realm-gradle-plugin:2.3.0"
        classpath "com.jakewharton:butterknife-gradle-plugin:8.5.1"
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        jcenter()
        maven { url 'http://dl.bintray.com/amulyakhare/maven' }
        maven { url "https://jitpack.io" }
    }
}

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

ext {
    compileSdkVersion = 25
    buildToolsVersion = "25.0.2"
    googlePlayServicesVersion = '10.2.1'
    supportLibraryVersion = '25.3.0'
    butterKnifeVersion = '8.5.1'
    retrofitVersion = '2.1.0'
}