Merge pull request FoolCode#81 from FoolCode/quote-identifier

FoolCode#80 skip quoting columns/fields with backticks

Merge pull request FoolCode#74 from alpha0010/master

Sphinx requires facet order by to provide a direction

Merge pull request FoolCode#37 from alpha0010/master

update README for proper order of multi index searching

require ConnectionInterface instead of Connection in SphinxQL

updated CHANGELOG and README

fixed coding style, updated CHANGELOG

Updating CHANGELOG to version 0.9.5

Updated CHANGELOG and removed notifications from travis

Updated changelog and added mention of HHVM in readme