Upgrade Gradle/Wrapper to latest version (#1123)

* Upgrade Gradle/Wrapper to latest version

* Upgrade Gradle/Wrapper to latest version

* Update gradle wrapper to version 6.8.3

* add ASF license header to generated gradle-wrapper.properties file

* Update README to reflect current gradlew version supported

Author: mrutkows

README.md

@@ -212,7 +212,7 @@ The project includes its own packaged version of Gradle called Gradle Wrapper wh
 
 #### Using your own local Gradle to build
 
-Alternatively, you can choose to [Install Gradle](https://gradle.org/install/) and use it instead of the project's Gradle Wrapper.  If so, you would use the `gradle` command instead of `gradlew`. If you do elect to use your own Gradle, verify its version is `5.5.1` or higher:
+Alternatively, you can choose to [Install Gradle](https://gradle.org/install/) and use it instead of the project's Gradle Wrapper.  If so, you would use the `gradle` command instead of `gradlew`. If you do elect to use your own Gradle, verify its version is `6.8.1` or higher:
 
 ```sh
 gradle -version
@@ -304,7 +304,7 @@ go get github.com/project/libname
 Using a release tag:
 
 ```sah
-go get github.com/project/libname
+go get github.com/project/libname@1.1.0
 ```
 
 Using a commit hash:

build.gradle

@@ -44,6 +44,11 @@ golang {
 // into a "/vendor" directory and use them to build the project (which will fail)
 installDependencies.enabled = false
 resolveBuildDependencies.enabled = false
+resolveTestDependencies.enabled = false
+
+// Disable "go vet" and "gofmt" as gogradle uses deprecated syntax
+goVet.enabled = false
+gofmt.enabled = false
 
 // File exclusions for the Apache Rat scanning tool
 rat {

gradle/wrapper/gradle-wrapper.jar

@@ -16,6 +16,6 @@
 #
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.3-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.5.1-bin.zip