Pass query-function a ResumableChunk.
Also change query behaviour on send.
Merge pull request #48 from srijs/more-query-parameter

Pass query-function a ResumableChunk.
Add infrastructure to opt-in posting OCTET-STREAM.
Document option.
Merge pull request #49 from srijs/feature-octet-stream

Add infrastructure to opt-in posting OCTET-STREAM.