stop
make case export write to file in a stream to save memory; still loads all cases into memory at once to start with though
Merge branch 'master' into case-export
Merge branch 'master' into case-export
have download cases mimic couchexport's strategy

first get all the case_ids, then stream them in 100-doc chunks or so
Merge branch 'master' into case-export
Merge pull request #437 from dimagi/case-export

Make case export not use so much memory