Bug 120216 Group dialog should be showed even dataset is not set.
- Add a table report item - do not set the data set - try creating a new table group. - An error is shown Expected behavior - As part of the template requirements, we dont want UI to do the validation. User should be able to go and define a group, even if the dataset is not defined.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/util/UIUtil.java
* @return the plug-in version, or null if the plug-in is not found
	 */
	public static String getPluginVersion( String pluginId )
	{
		return getBundleValue( pluginId,
				org.osgi.framework.Constants.BUNDLE_VERSION );
	}
	private static String getBundleValue( String pluginId, String key )
	{
		Assert.isNotNull( pluginId );
		Bundle bundle = Platform.getBundle( pluginId );
		if ( bundle != null )
		{
			return (String) bundle.getHeaders( ).get( key );
		}
		return null;
	}
	public static void resetViewSelection( final EditPartViewer viewer,
			final boolean notofyToMedia )
	{
		final List list = new ArrayList( ( (StructuredSelection) viewer.getSelection( ) ).toList( ) );
		boolean hasColumnOrRow = false;
		for ( int i = 0; i < list.size( ); i++ )
		{
			if ( list.get( i ) instanceof TableEditPart.DummyRowEditPart
					|| list.get( i ) instanceof TableEditPart.DummyColumnEditPart )
			{
				hasColumnOrRow = true;
				break;
			}