niceql.gemspec in niceql-0.1.18 vs niceql.gemspec in niceql-0.1.20

- old
+ new

@@ -32,7 +32,8 @@
 
   spec.add_development_dependency "bundler", "~> 1.15"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "minitest", "~> 5.0"
 
-  spec.add_development_dependency 'differ'
+  spec.add_development_dependency "differ"
+  spec.add_development_dependency "pry-byebug"
 end