Reverse dependencies for solr-ruby

Latest version of the following gems require solr-ruby

Gem	Version	Date	Downloads
bigindex +11.4 Thousand Downloads	`0.1.1` October 28, 2009	October 28, 2009	11.4 Thousand
fluent-plugin-solr +5.46 Thousand Downloads	`0.1.1` November 22, 2011	November 22, 2011	5.46 Thousand
tanning_bed +5.01 Thousand Downloads	`0.1.1` March 17, 2010	March 17, 2010	5.01 Thousand
pallan-sunspot +3.77 Thousand Downloads	`0.8.3` August 10, 2014	August 10, 2014	3.77 Thousand