mbleigh/acts-as-taggable-on — pull request #560 by tonytonyjan (2014-06-21 10:09:44+00:00)
Title: `ActsAsTaggableOn.remove_unused_tags` doesn't work

`tag.destroy` will never execute since `taggings_count` was cached in memory.

* ruby (2.1.2)
* rails (4.1.1)
* acts-as-taggable-on (3.2.6)