clarified request and response specs
clarified request and response specs

opotowsky/cyclus.github.com,gidden/cyclus.github.com,gidden/cyclus.github.com,rwcarlsen/cyclus.github.com,opotowsky/cyclus.github.com,rwcarlsen/cyclus.github.com,gidden/cyclus.github.com,opotowsky/cyclus.github.com,rwcarlsen/cyclus.github.com