lann/squirrel — pull request #29 by ngdinhtoan (2014-11-27 04:49:01+00:00)
Title: Add NotEq expression.

Add NotEq expression
Example:

```go
import sq "github.com/lann/squirrel"

qb := sq.Select("*").From("user").Where(sq.NotEq{"status": []string{"inactive", "deleted"}})
```