Bug 152834 support HTML description of the template
The template descrition is a fragment of HTML, use that fragment to render the template in HTML.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/presentation/LocalizedContentVisitor.java
import org.eclipse.birt.report.engine.content.ContentVisitorAdapter;
import org.eclipse.birt.report.engine.content.ICellContent;
import org.eclipse.birt.report.engine.content.IContent;
import org.eclipse.birt.report.engine.content.IDataContent;
import org.eclipse.birt.report.engine.content.IForeignContent;
import org.eclipse.birt.report.engine.content.IImageContent;
import org.eclipse.birt.report.engine.content.ILabelContent;
import org.eclipse.birt.report.engine.content.IListContent;
import org.eclipse.birt.report.engine.content.IPageContent;
import org.eclipse.birt.report.engine.content.IReportContent;
import org.eclipse.birt.report.engine.content.IRowContent;
import org.eclipse.birt.report.engine.content.IStyle;
import org.eclipse.birt.report.engine.content.ITableContent;
import org.eclipse.birt.report.engine.content.ITextContent;
import org.eclipse.birt.report.engine.content.impl.ForeignContent;
import org.eclipse.birt.report.engine.css.engine.value.css.CSSValueConstants;
import org.eclipse.birt.report.engine.data.IResultSet;
import org.eclipse.birt.report.engine.executor.ExecutionContext;
import org.eclipse.birt.report.engine.executor.template.TemplateExecutor;
import org.eclipse.birt.report.engine.extension.IReportItemPresentation;
import org.eclipse.birt.report.engine.extension.IRowSet;
import org.eclipse.birt.report.engine.extension.internal.ExtensionManager;
import org.eclipse.birt.report.engine.extension.internal.RowSet;
import org.eclipse.birt.report.engine.ir.ExtendedItemDesign;
import org.eclipse.birt.report.engine.ir.GridItemDesign;
import org.eclipse.birt.report.engine.ir.LabelItemDesign;
import org.eclipse.birt.report.engine.ir.ListItemDesign;
import org.eclipse.birt.report.engine.ir.ReportItemDesign;
import org.eclipse.birt.report.engine.ir.TableItemDesign;
import org.eclipse.birt.report.engine.ir.TextItemDesign;