SWADroid/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:3.0.0'
        classpath 'org.ajoberstar:grgit:1.8.0'
    }
}

allprojects {
    repositories {
        jcenter()
        google()
        maven { url 'https://oss.sonatype.org/content/repositories/ksoap2-android-releases' }
    }
}