ztk.gemspec in ztk-0.0.5 vs ztk.gemspec in ztk-0.0.6

@@ -21,6 +21,8 @@
 
   gem.add_development_dependency("pry")
   gem.add_development_dependency("rake")
   gem.add_development_dependency("rspec")
   gem.add_development_dependency("simplecov")
+  gem.add_development_dependency("yard")
+  gem.add_development_dependency("redcarpet")
 end