Reverse dependencies for bones-rcov

Latest version of the following gems require bones-rcov

Gem	Version	Date	Downloads
bones-extras +46.6 Thousand Downloads	`1.3.0` October 17, 2010	October 17, 2010	46.6 Thousand
tiny_xml_builder +8.93 Thousand Downloads	`0.0.4` February 11, 2011	February 11, 2011	8.93 Thousand
wijet-launchy +5.71 Thousand Downloads	`2.0.6` November 16, 2011	November 16, 2011	5.71 Thousand