mbleigh/acts-as-taggable-on — pull request #510 by sonots (2014-04-14 17:20:33+00:00)
Title: fix IN subquery error for mysql

I got the same error issued at https://github.com/mbleigh/acts-as-taggable-on/pull/457. I created the rebased version of the patch instead of him.

Could you merge this?