Merge pull request #1 from TI-Tokyo/daniel/gsets-fix

 Fix for 'Exception in thread main java.lang.NoSuchMethodError: com.basho.riak.client.api.commands.datatypes.SetUpdate.add(Ljava/lang/String;)

Author: pjaclark

src/main/java/com/basho/riak/client/api/commands/datatypes/SetUpdate.java

@@ -42,6 +42,20 @@ public SetUpdate()
     {
     }
 
+    @Override
+    public SetUpdate add(BinaryValue value)
+    {
+        super.add(value);
+        return this;
+    }
+
+    @Override
+    public SetUpdate add(String value)
+    {
+        super.add(value);
+        return this;
+    }
+
     /**
      * Remove the provided value from the set in Riak.
      * @param value the value to be removed.