We don't need an explicit /provenance/ endpoint, so remove it. (And instead issue SPARQL queries against the /provenance graph).
Correctly import BSML.
Ensure correct class of Signal is got from repository.
Correctly return literal SPARQL query results.
Use new 'get_annotations()' method to get annotations about a subject.
Tornado 3 passes all header lines to a 'header_handler()', not just those with header attribute values.
Disable Tornado 3's logging be setting '--logging=none'.
Add script for setting up demo set of recordings.