Revert last commit

pom.xml

@@ -211,13 +211,6 @@
     <dependencyManagement>
         <!-- Dependencies -->
         <dependencies>
-            <dependency>
-                <!-- Workaround until nbm-maven-plugin 3.1 is released -->
-                <groupId>org.apache.maven.shared</groupId>
-                <artifactId>maven-dependency-tree</artifactId>
-                <version>2.1</version>
-            </dependency>
-            <!-- END -->
             <dependency>
                 <groupId>org.netbeans.cluster</groupId>
                 <artifactId>platform</artifactId>