add order_by_function field query
move direction parameter last for consistency
Let Rails handle defaults for find_in_batches

Rails offers support for custom primary_keys, e.g. UUID.
The start option default always expected an integer PK,
which causes find_in_batches to crash.
Support Sunspot.batch on the sub_session_proxy.
Require Forwardable in sunspot/adapters.
Merge branch 'master' of github.com:sunspot/sunspot
Merge branch 'master' of github.com:sunspot/sunspot
Passing :silence => true while invoking the rake sunspot:reindex will no longer show the Progress Bar

This cleans up spec test output and makes sense in headless operation
situations where the :silence option is meant to be used.
Added a link to the susnpot mailing list.
Merge pull request #451 from sunspot/silence-progress-bar

Passing :silence => true to sunspot:reindex will no longer show the Progress Bar
Ensure all models will load even with an empty string passed as an
argument. Added tests. Closes #454.
Allow expected Travis failures because the CI suite results are useless
because they always return a failure, even when desired specs pass.
Removed deprecation warning from test suite.
Merge pull request #373 from jassa/fix-find_in_batches

Let Rails handle defaults for custom primary keys
Merge pull request #376 from strika/master

 Require Forwardable in sunspot/adapters.
Added link to stack overflow in readme. Closes #458.
Calling facets will return empty array on Session Proxy Stub
Added note to README.md regarding threading and ThreadLocalSessionProxy.
holy WIP getting close on this
getting close...I think?
moved to own spec