repositories {
    // ...
    maven { url "https://jitpack.io" }
}

dependencies {
    // All at once
    compile 'io.freefair:android-util:1.1.0'
    
    // Only some modules
    compile 'io.freefair.android-util:logging:1.1.0'
    compile 'io.freefair.android-util:function:1.1.0'
}