skippy.gemspec in skippy-0.5.1.a vs skippy.gemspec in skippy-0.5.2.a

@@ -24,12 +24,8 @@
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
   spec.add_dependency 'git', '~> 1.3'
   spec.add_dependency 'naturally', '~> 2.1'
+  spec.add_dependency 'sorted_set', '~> 1.0'
   spec.add_dependency 'thor', '>= 0.19', '< 2.0'
-
-  spec.add_development_dependency 'bundler', '>= 1.15.0', '< 3.0'
-  spec.add_development_dependency 'rake', '~> 12.3.3'
-  spec.add_development_dependency 'minitest', '~> 5.0'
-  spec.add_development_dependency 'aruba', '~> 1.0'
 end