Returns data documentation to correct location.
Adds documentation; simplifies code style.
Fixes code style in tests.
Adds documentation on how to use has and any in search.
Records fix to #180 in changelog.
allow disabling deep results per-request

originally by @johaness
fix POSTing to hybrid properties with expressions and setters
allow fine grained control of relations included in output
HACK bump version number so install process finds ours first