Bug 210496 Add hasStyle property in reportItemModel extension point
When chart gets reportItem's properties by extending ReportItem, style properties are null. Hence, model needs to add hasStyle property in reportItemModel extension point
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/metadata/PeerExtensionLoader.java
case IPropertyType.CHOICE_TYPE :
					case IPropertyType.BOOLEAN_TYPE :
					case IPropertyType.EXPRESSION_TYPE :
					case IPropertyType.HTML_TYPE :
					case IPropertyType.RESOURCE_KEY_TYPE :
					case IPropertyType.URI_TYPE :
					case IPropertyType.DATE_TIME_TYPE :
					case IPropertyType.XML_TYPE :
					case IPropertyType.NAME_TYPE :
					case IPropertyType.FLOAT_TYPE :
					case IPropertyType.LITERAL_STRING_TYPE :
					case IPropertyType.LIST_TYPE :
					case IPropertyType.STRUCT_TYPE :
					case IPropertyType.ELEMENT_REF_TYPE :
					case IPropertyType.ELEMENT_TYPE :
					case IPropertyType.CONTENT_ELEMENT_TYPE :
						allowedPropertyTypes.add( propType );
						break;
					default :
						break;
				}
			}
			return allowedPropertyTypes;
		}
		/**
		 * Gets the allowed property types for the extensions.
		 * 
		 * @return the allowed property types for the extensions
		 */
		List getAllowedSubPropertyTypes( )