<NME> gradle-wrapper.properties
<BEF> distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-2.9-bin.zip

<MSG> Use -all package instead of -bin for gradle wrapper

IntelliJ IDEA uses it for code completion.

<DFF> @@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.9-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.9-all.zip

Use -all package instead of -bin for gradle wrapper