Add deployment cruft
Merge pull request #64 from danielrichman/deploy

Add deployment cruft
cache latest dataset
address comments on PR #64
move request timing code
Add access-control-allow-origin header
timing on errors
change nginx ACAO header
Merge pull request #65 from priyeshpatel/master

API: Cache latest dataset, comments on #64, ACAO header & request metadata
started API docs
finished API docs
moved profile names to constants
Merge pull request #66 from priyeshpatel/api-docs

API docs
Only cache latest ds for 60s
import signal
Merge pull request #69 from danielrichman/sigalrm

Only cache latest dataset for 60s