Reverse dependencies for rubyzip2

Latest version of the following gems require rubyzip2

Gem	Version	Date	Downloads
bowline +104 Thousand Downloads	`0.9.4` September 24, 2010	September 24, 2010	104 Thousand
iron_hammer +102 Thousand Downloads	`1.1.1` March 30, 2010	March 30, 2010	102 Thousand
importable +38.5 Thousand Downloads	`0.0.10` January 02, 2012	January 02, 2012	38.5 Thousand
active_workbench +10.6 Thousand Downloads	`0.0.1` January 24, 2011	January 24, 2011	10.6 Thousand
rack-xapper +9.39 Thousand Downloads	`0.0.2` November 28, 2009	November 28, 2009	9.39 Thousand