exercism.gemspec in exercism-0.0.3 vs exercism.gemspec in exercism-0.0.4

@@ -22,6 +22,7 @@
   spec.add_dependency "thor"
   spec.add_development_dependency "bundler", "~> 1.3"
   spec.add_development_dependency "rake"
   spec.add_development_dependency "vcr", '~> 2.4'
   spec.add_development_dependency "fakeweb"
+  spec.add_development_dependency "approvals"
 end