Fixed VIBE Key-Value pair table

Fixed a bug where importing an Item to the VIBE Key-Value pair would
cause the table in the Form to be displayed twice
Signed-off-by: Robert Smith <smithrw@ornl.gov>

org.eclipse.ice.vibe/src/org/eclipse/ice/vibe/kvPair/VibeKVPair.java

@@ -622,7 +622,10 @@ public class VibeKVPair extends Item implements IReader, IWriter {
 			numsegRow.register(dependentRow);
 		}
 
-		form.addComponent(kvTable);
+		//Add the table to the form if it isn't already there
+		if(form.getComponents().size() < 2){
+			form.addComponent(kvTable);
+		}
 		// Return the form
 		return form;
 	}