## Retrolambda for Android

-- build.gradle (project level)

buildscript {
  dependencies {
    classpath 'me.tatarka:gradle-retrolambda:3.3.1'
  }
}

-- build.gradle (app level)

apply plugin: 'me.tatarka.retrolambda'

android {
  compileOptions {
    sourceCompatibility JavaVersion.VERSION_1_8
    targetCompatibility JavaVersion.VERSION_1_8
  }
}