* doc/contributing.rdoc:  [DOC] Fix typo in comments by @dvsuresh [Fixes GH-475]
* ext/openssl/ossl_ssl.c: ditto.
* test/ruby/test_m17n.rb:  ditto.

https://github.com/ruby/ruby/pull/475
[ci-skip]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44148 b2dd03c8-39d4-4d8f-98ff-823fe69b080e