Allow FAT metadata Stats() to accept a list or single item

Project:LibForensics
Component:Code
Category:task
Priority:normal
Assigned:lost
Status:closed
Description

Currently the Stats() method of the FAT MetadataLayer accepts only a list. It should accept a list of identifiers or a single identifier and return a list of statistics or a single set of statistics accordingly.

This should be changed prior to the 0.4beta release.