Bug 182062 Define and provide Date/Time format value
DateTime type has been supported in BIRT. Now, there's a proposal on support Date/Time type in BIRT Report Designer. In order to enable end user setting the format of Date/Time type, please define and provide format value for both Date and Time.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/writer/ModuleWriter.java
/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.design.elements.DesignVisitor#visitColumn(org.eclipse.birt.report.model.design.elements.TableColumn)
	 */
	public void visitColumn( TableColumn obj )
	{
		
		
		writer.startElement( DesignSchemaConstants.COLUMN_TAG );
		markLineNumber( obj );
		writer.attribute( DesignSchemaConstants.ID_ATTRIB, new Long( obj
				.getID( ) ).toString( ) );
		attribute( obj, DesignSchemaConstants.VIEW_ACTION_ATTRIB,
				IDesignElementModel.VIEW_ACTION_PROP );
		super.visitColumn( obj );
		property( obj, ITableColumnModel.WIDTH_PROP );
		property( obj, ITableColumnModel.REPEAT_PROP );
		property( obj, ITableColumnModel.SUPPRESS_DUPLICATES_PROP );
		writeStructureList( obj, ITableColumnModel.VISIBILITY_PROP );
		writeStyle( obj );
		writer.endElement( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.design.elements.DesignVisitor#visitColumn(org.eclipse.birt.report.model.design.elements.TableColumn)
	 */
	public void visitRow( TableRow obj )
	{