build.gradle

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

buildscript {
    repositories {
        jcenter()
        google()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:2.3.3'
        // https://inthecheesefactory.com/blog/how-to-upload-library-to-jcenter-maven-central-as-dependency/en
        // https://www.theguardian.com/technology/developer-blog/2016/dec/06/how-to-publish-an-android-library-a-mysterious-conversation
        classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
        classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.3'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        jcenter()
        google()
    }
}

ext {
    compileSdkVersion = 26
    buildToolsVersion = "26.0.1"
    supportLibVersion = '26.0.2'
    minSdkVersion = 14
    targetSdkVersion = 26
}

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