add order_by_function field query
move direction parameter last for consistency
Support Sunspot.batch on the sub_session_proxy.
Merge branch 'master' of github.com:sunspot/sunspot
Merge branch 'master' of github.com:sunspot/sunspot
holy WIP getting close on this
getting close...I think?
moved to own spec
add order_by_function to readme
Remove explicit temp directory setting from solr.xml

Removes explicit setting of temp directory in contexts/solr.xml, which
caused solr crash while starting on systems with bundled gems directory
not writeable by non-root.
Merge pull request #494 from sourcery/rspec-deprecations

Fix a few rspec deprecations hiding out in the test suite
Merge pull request #493 from sourcery/remove_with_block

Extend Sunspot.remove! to accept a block, and enables .remove_by_id(!) to accept multiple ids as separate arguments or as an array of ids.
If we can't load rdoc, don't provide the doc rake tasks.
Merge pull request #495 from sourcery/rdoc-travis-updates

Rdoc travis updates
Merge pull request #314 from throwern/master

order_by_function field query
Adds Solr stats
Adds stats docs to Readme
Refactors stats code to be more in line with facets
Adds reference support for stats facets
Fixes syntax error on Ruby 1.8.7