Api

common.gradle

@@ -20,11 +20,6 @@ import java.util.jar.Pack200
 import java.util.zip.GZIPOutputStream
 import java.security.MessageDigest
 
-apply plugin: 'java'
-apply plugin: 'maven'
-
-[compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
-
 repositories {
     mavenCentral();
 }
@@ -32,9 +27,18 @@ repositories {
 buildscript {
     repositories {
         mavenCentral();
+        
+        dependencies {
+            classpath 'me.tatarka:gradle-retrolambda:3.1.0'
+        }
     }
 }
 
+apply plugin: 'java'
+apply plugin: 'maven'
+
+[compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
+
 dependencies {
     compile 'com.google.code.gson:gson:2.2.4' // Apache License 2.0
 }