Overloading DslVariables constructor to allow element name to be spec…

…ified (#268)

Co-authored-by: andy.tarr <andy.tarr@anaplan.com>

jmeter-java-dsl/src/main/java/us/abstracta/jmeter/javadsl/JmeterDsl.java

@@ -984,6 +984,19 @@ public static DslVariables vars() {
     return new DslVariables();
   }
 
+  /**
+   * Same as {@link #vars()} but allowing to set a name on the element.
+   * <p>
+   * The name is used to easily identify what the variables are being used for in the jmx.
+   *
+   * @see #vars() (String)
+   * @since 0.22
+   **/
+
+  public static DslVariables vars(String name) {
+    return new DslVariables(name);
+  }
+
   /**
    * Builds a JSR223 Sampler which allows sampling any Java API or custom logic.
    * <p>

jmeter-java-dsl/src/main/java/us/abstracta/jmeter/javadsl/core/configs/DslVariables.java

@@ -42,6 +42,10 @@ public DslVariables() {
     super("User Defined Variables", ArgumentsPanel.class);
   }
 
+  public DslVariables(String name) {
+    super(name, ArgumentsPanel.class);
+  }
+
   /**
    * Allows setting a JMeter thread variable.
    * <p>