refine javadoc
refine javadoc
Move MetricsInputStream to internal, move resources used by test to package.
more package org for test muck
refine javadoc
Add missing assert, format ImmutableMap.of saner
Drop name from BlobStore, unclear how this is useful
Drop unused FileOperations API for now
close inputstream in finally block, still not really happy we close streams that are passed in, but seems this is by design
Add getMetrics() helper.  Simplify MetricsInputStream and use ctor instead of factory method.
Simplify delete exception handling.
Simplify parent directory creation and include details when path parent is null.
Add note about closing stream which is passed as parameter.