Upgrade to Gradle 2.3

complete/build.gradle

 }
 
 task wrapper(type: Wrapper) {
-    gradleVersion = '1.11'
+    gradleVersion = '2.3'
 }

complete/gradle/wrapper/gradle-wrapper.properties

-#Wed Feb 12 07:30:58 CST 2014
+#Sun Mar 15 13:55:04 EDT 2015
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=http\://services.gradle.org/distributions/gradle-1.11-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.3-bin.zip

initial/build.gradle

 }
 
 task wrapper(type: Wrapper) {
-    gradleVersion = '1.11'
+    gradleVersion = '2.3'
 }

initial/gradle/wrapper/gradle-wrapper.properties

-#Wed Feb 12 07:31:03 CST 2014
+#Sun Mar 15 13:55:12 EDT 2015
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=http\://services.gradle.org/distributions/gradle-1.11-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.3-bin.zip