added Hash.bytes()
added null checks to BlobObject
added null checks to FileObject
refactored BlobObjectTest
refactored FileObjectTest
added StreamTester.inputStreamToBytes()
updated testory lib version 0.5.1 -> 0.6
added ErrorMessageMatchers.containsInstanceOf()
added HashedDb
refactored BlobObject to use HashedDb not FileSystem
added object.Marshaller
added Hash.size()
added object.Unmarshaller