Gemfile in libnotify-0.4.0 vs Gemfile in libnotify-0.5.0

@@ -2,9 +2,10 @@
 
 gem "ffi", ">= 0.6.2"
 
 group :test do
   gem "jeweler"
+  gem "watchr"
   gem "riot", "= 0.11.2"
   gem "riot_notifier", "~> 0.4.0"
   gem "yard"
 end