Emit countable metrics when we have to back off due to Dynamo errors.
Ask Dynamo to return Consumed Capacity.
Emit countable metrics for Dynamo capacity consumption.
Only request capacity reporting for non-Table operations.
Make the error reporting slightly less chatty.
Correctly ask Dynamo to return consumed capacity.
Measure instead of count.
Merge pull request #1 from remind101/librato-metrics

Librato metrics