joelmoss/bitmask_attributes — pull request #33 by teeparham (2012-12-03 23:09:59+00:00)
Title: Add table scope to or_is_null_condition

This was missing from #29 and #31. It includes the commits from #29.

```
SELECT * FROM "users" WHERE (users.flags & 16 = 0 OR users.flags IS NULL)
```

cc @steveh @adimitrov