baixing/haojing — pull request #21 by milkliker (2012-09-11 10:54:34+00:00)
Title: add query paser

usage:
``` PHP
$queryString = 'a:[50,] b:str c:"some string more"';
$queryString = '(a:v b:x) OR (a:v2 OR b:x2) -(a:v3 b:x3)';
$query = QueryParser::parse($queryString);
```