Gradle versions plugin

build.gradle

@@ -1,14 +1,26 @@
-plugins {
-    id 'java'
-    id 'groovy'
-    id 'application'
-    id 'com.github.johnrengelman.shadow' version '1.2.2'
-}
+apply plugin: 'com.github.ben-manes.versions'
+apply plugin: 'com.github.johnrengelman.shadow'
+apply plugin: 'java'
+apply plugin: 'groovy'
+apply plugin: 'application'
+
 
 repositories {
     jcenter()
 }
 
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+
+    dependencies {
+        classpath 'com.github.ben-manes:gradle-versions-plugin:0.11.3'
+        classpath 'com.github.jengelman.gradle.plugins:shadow:1.2.2'
+    }
+}
+
 if (!JavaVersion.current().java8Compatible) {
     throw new IllegalStateException('''A Haiku:
                                       |  This needs Java 8,
@@ -51,5 +63,5 @@ run {
 
 
 task wrapper(type: Wrapper) {
-    gradleVersion = '2.5'
+    gradleVersion = '2.6'
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Fri Sep 11 20:00:52 CEST 2015
+#Fri Sep 11 20:11:25 CEST 2015
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.5-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.6-bin.zip