Bug 120068 TOC Item Expression is added automatically when adding the group key
Description: TOC Item Expression is added automatically when adding the group key Steps to reproduce: 1.Add a table binding with the dataset 2.Choose the table, add a group(say goupkey:row["CUSTOMERNUMBER"]) 3.Click "group" to invoke "Edit Group" dialog Expected result: Nothing in TOC Item Expression Actual result: The group key (row["CUSTOMERNUMBER"]) is added to the TOC Item Expression
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/GroupDialog.java
{
						return new int[]{
								200, 100, 100, 100
						};
					}
				} );
		filterPage.setInput( list );
		filterItem.setText( TAB_FILTER );
		filterItem.setControl( filterPage );
		TabItem sortItem = new TabItem( tab, SWT.NONE );
		sortPage = new FormPage( tab,
				FormPage.NORMAL_FUNCTION,
				new SortingHandleProvider( ) {
					public int[] getColumnWidths( )
					{
						return new int[]{
								200, 100
						};
					}
				} );
		sortPage.setInput( list );
		sortItem.setText( TAB_SORTING );
		sortItem.setControl( sortPage );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.internal.ui.dialogs.BaseDialog#initDialog()
	 */
	protected boolean initDialog( )