fulmar.gemspec in fulmar-2.0.2 vs fulmar.gemspec in fulmar-2.1.0

@@ -22,6 +22,7 @@
 
   spec.add_runtime_dependency 'rake', '~>11'
   spec.add_runtime_dependency 'fulmar-shell', '~>1', '>=1.7.0'
   spec.add_runtime_dependency 'colorize', '~>0'
   spec.add_runtime_dependency 'activesupport', '~> 5.0'
+  spec.add_runtime_dependency 'diffy', '~> 3.2'
 end