Manifest.txt in rake-10.3.1 vs Manifest.txt in rake-10.3.2

- old
+ new

@@ -1,7 +1,8 @@
 .autotest
 .rubocop.yml
 .togglerc
+CONTRIBUTING.rdoc
 History.rdoc
 MIT-LICENSE
 Manifest.txt
 README.rdoc
 Rakefile