roku_builder.gemspec in roku_builder-3.13.0 vs roku_builder.gemspec in roku_builder-4.0.0

@@ -33,9 +33,11 @@
   spec.add_development_dependency "rake",              "~> 12.0"
   spec.add_development_dependency "byebug",            "~> 9.0"
   spec.add_development_dependency "minitest",          "~> 5.10"
   spec.add_development_dependency "minitest-autotest", "~> 1.0"
   spec.add_development_dependency "minitest-server",   "~> 1.0"
+  spec.add_development_dependency "minitest-utils",    "~> 0.3"
+  spec.add_development_dependency "webmock",           "~> 3.0"
   spec.add_development_dependency "simplecov",         "~> 0.12"
   spec.add_development_dependency "coveralls",         "~> 0.8"
   spec.add_development_dependency "yard",              "~> 0.9"
   spec.add_development_dependency "guard",             "~> 2.14"
   spec.add_development_dependency "guard-minitest",    "~> 2.4"