build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
    repositories {
        google()
        maven {
            url 'https://maven.google.com/'
            name 'Google'
        }
        maven {
            url "https://dl.bintray.com/alt236/maven"
            name "alt236 BT-LE"
        }
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.4.1'
        classpath 'de.undercouch:gradle-download-task:3.4.3'
        classpath 'org.codehaus.groovy:groovy-android-gradle-plugin:2.0.1'
    }
}

allprojects {
    repositories {
        google()
        maven {
            url "https://maven.google.com/"
            name 'Google'
        }
        jcenter()
    }
}