TSK-310: Add setOwner() to the public interface of WB.

lib/taskana-core/src/main/java/pro/taskana/Workbasket.java

@@ -104,6 +104,14 @@ public interface Workbasket {
      */
     String getOwner();
 
+    /**
+     * Sets the owner-ID of the workbasket.
+     *
+     * @param owner
+     *            of the current workbasket
+     */
+    void setOwner(String owner);
+
     /**
      * Return the value for the custom1 attribute.
      *
@@ -230,5 +238,4 @@ public interface Workbasket {
      * @return the WorkbasketSummary object for the current work basket
      */
     WorkbasketSummary asSummary();
-
 }

lib/taskana-core/src/main/java/pro/taskana/impl/WorkbasketImpl.java

@@ -92,6 +92,7 @@ public class WorkbasketImpl implements Workbasket {
         return owner;
     }
 
+    @Override
     public void setOwner(String owner) {
         this.owner = owner;
     }