Reverse dependencies for rbkb

Latest version of the following gems require rbkb

Gem	Version	Date	Downloads
rstruct +20.8 Thousand Downloads	`0.1.5` July 17, 2015	July 17, 2015	20.8 Thousand
rbkb-http +9.08 Thousand Downloads	`0.2.1` December 30, 2009	December 30, 2009	9.08 Thousand
emonti-hexwrench +6.85 Thousand Downloads	`0.2.1` August 11, 2014	August 11, 2014	6.85 Thousand
binproxy +4.39 Thousand Downloads	`1.0.0` August 05, 2016	August 05, 2016	4.39 Thousand