public String getName() {
		return id.getModuleLabel() + '.' + id.getIndex();
	}
Return the name for the module instance this metadata object is tracking.
The format for this string is "label.index", for example "log.1".

@return name (label + index) for module
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/module/store/ModuleMetadata.java