Merge pull request #2658 from gzm55/master

maven-wrapper.jar can be removed from the source

Maven.gitignore

@@ -7,6 +7,4 @@ release.properties
 dependency-reduced-pom.xml
 buildNumber.properties
 .mvn/timing.properties
-
-# Avoid ignoring Maven wrapper jar file (.jar files are usually ignored)
-!/.mvn/wrapper/maven-wrapper.jar
+.mvn/wrapper/maven-wrapper.jar