Reverse dependencies for ruby_cli

Latest version of the following gems require ruby_cli

Gem	Version	Date	Downloads
ruby_ngrams +30.9 Thousand Downloads	`0.0.6` December 14, 2011	December 14, 2011	30.9 Thousand
ruby-search-engine +5.03 Thousand Downloads	`0.0.1` March 30, 2016	March 30, 2016	5.03 Thousand
ngrams_search +3.98 Thousand Downloads	`0.0.1` September 03, 2013	September 03, 2013	3.98 Thousand