Reverse dependencies for redis-persistence

Latest version of the following gems require redis-persistence

Gem	Version	Date	Downloads
tire +1.86 Million Downloads	`0.6.2` January 15, 2014	January 15, 2014	1.86 Million
ssickles-tire +13.4 Thousand Downloads	`0.4.4` June 17, 2013	June 17, 2013	13.4 Thousand
load_balanced_tire +8.08 Thousand Downloads	`0.11` August 08, 2012	August 08, 2012	8.08 Thousand
tire-erez +6.82 Thousand Downloads	`0.5.4` March 04, 2013	March 04, 2013	6.82 Thousand