rokaki.gemspec in rokaki-0.6.0 vs rokaki.gemspec in rokaki-0.7.0

@@ -39,6 +39,7 @@
   spec.add_development_dependency 'pry'
   spec.add_development_dependency 'pry-byebug'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec', '~> 3.0'
   spec.add_development_dependency 'sqlite3'
+  spec.add_development_dependency 'pg'
 end