muratguzel/letsrate — pull request #28 by benmanns (2013-04-18 16:51:55+00:00)
Title: Use symbols to create rating associations.

When using strings instead of symbols, joining queries with rating tables doesn't work. See http://stackoverflow.com/questions/16082485/how-can-i-sort-records-by-average-rating-with-latsrate-gem/16088821#16088821 for more information.