Gemfile in rdiff-simple-0.0.3 vs Gemfile in rdiff-simple-0.0.4

@@ -1,4 +1,8 @@
 source 'https://rubygems.org'
 
 # Specify your gem's dependencies in rdiff-simple.gemspec
 gemspec
+
+group :development do
+  gem "guard-rspec", require: false
+end