Backport of 84a9a25 to 0.9.x - The length of carbon-relay's per-destination queue is not visible
Backport of 25d1beb to 0.9.x - Make sending stats more asynchronous and batched
Backport of 065e33b to 0.9.x - Fix some relay-related stats not getting updated
Backport of a050b00 to 0.9.x - Slow down the subsequent invocations of sendQueued() so that the destination doesn't get pummeled as badly
Change incorrect references to config.MAX_DATAPOINTS_PER_MESSAGE to settings.MAX_DATAPOINTS_PER_MESSAGE
Backport of 984afe6 to 0.9.x - Remove an un-needed attempt to send a instrumentation stat
Merge pull request #5 from Kixeye/0.9.x-client-metricbatching

Metric Batching Backports