Bug 188578 Add "displayColumnName" on TabularLevel
Add Property "displayColumnName" on TabbularLevel and corresponding APIs on handle. Property Type: expression.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/writer/ModuleWriter.java
import org.eclipse.birt.report.model.elements.ScriptDataSet;
import org.eclipse.birt.report.model.elements.ScriptDataSource;
import org.eclipse.birt.report.model.elements.SimpleDataSet;
import org.eclipse.birt.report.model.elements.SimpleMasterPage;
import org.eclipse.birt.report.model.elements.SortElement;
import org.eclipse.birt.report.model.elements.Style;
import org.eclipse.birt.report.model.elements.TableColumn;
import org.eclipse.birt.report.model.elements.TableGroup;
import org.eclipse.birt.report.model.elements.TableItem;
import org.eclipse.birt.report.model.elements.TableRow;
import org.eclipse.birt.report.model.elements.TemplateDataSet;
import org.eclipse.birt.report.model.elements.TemplateElement;
import org.eclipse.birt.report.model.elements.TemplateParameterDefinition;
import org.eclipse.birt.report.model.elements.TemplateReportItem;
import org.eclipse.birt.report.model.elements.TextDataItem;
import org.eclipse.birt.report.model.elements.TextItem;
import org.eclipse.birt.report.model.elements.Translation;
import org.eclipse.birt.report.model.elements.ValueAccessControl;
import org.eclipse.birt.report.model.elements.interfaces.IAccessControlModel;
import org.eclipse.birt.report.model.elements.interfaces.IAutoTextModel;
import org.eclipse.birt.report.model.elements.interfaces.ICascadingParameterGroupModel;
import org.eclipse.birt.report.model.elements.interfaces.ICellModel;
import org.eclipse.birt.report.model.elements.interfaces.ICubeModel;
import org.eclipse.birt.report.model.elements.interfaces.IDataItemModel;
import org.eclipse.birt.report.model.elements.interfaces.IDataSetModel;
import org.eclipse.birt.report.model.elements.interfaces.IDataSourceModel;
import org.eclipse.birt.report.model.elements.interfaces.IDesignElementModel;
import org.eclipse.birt.report.model.elements.interfaces.IDimensionModel;
import org.eclipse.birt.report.model.elements.interfaces.IExtendedItemModel;
import org.eclipse.birt.report.model.elements.interfaces.IFilterConditionElementModel;