Batch usage requests and retry with backoff
Batch usage requests and retry with backoff

Signed-off-by: Georgi Sabev <cd7643e50243a10153b49cb72b4bdbf8b48cb045@gmail.com>

jsdelfino/cf-abacus-experiment,rajkiranrbala/cf-abacus,BetaFood/cf-abacus-dev,kurumai/cf-abacus,cloudfoundry-incubator/cf-abacus,18F/cf-abacus,jsdelfino/d-abacus,danparsons/cf-abacus,KRuelY/cf-abacus,pombredanne/cf-abacus,nmaslarski/cf-abacus,KRuelY/cf-abacus,jsdelfino/cf-abacus-experiment,nmaslarski/cf-abacus,BetaFood/cf-abacus-dev,jsdelfino/cf-abacus-experiment,jsdelfino/d-abacus,18F/cf-abacus,danparsons/cf-abacus,sasrin/cf-abacus,18F/cf-abacus,jsdelfino/x-abacus,pombredanne/cf-abacus,nmaslarski/cf-abacus,nmaslarski/cf-abacus,jsdelfino/x-abacus,pombredanne/cf-abacus,KRuelY/cf-abacus,rajkiranrbala/cf-abacus,jsdelfino/d-abacus,jsdelfino/d-abacus,KRuelY/cf-abacus,pombredanne/cf-abacus,BetaFood/cf-abacus-dev,cloudfoundry-incubator/cf-abacus,sasrin/cf-abacus,danparsons/cf-abacus,jsdelfino/x-abacus,sasrin/cf-abacus,rajkiranrbala/cf-abacus,kurumai/cf-abacus,rajkiranrbala/cf-abacus,jsdelfino/x-abacus,cloudfoundry-incubator/cf-abacus