backport r32992 from trunk.
ext/openssl/ossl_x509cert.c: Add class documentation for OpenSSL::X509::Certificate.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@32993 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
backport r32992 from trunk.
ext/openssl/ossl_x509cert.c: Add class documentation for
OpenSSL::X509::Certificate.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@32993 b2dd03c8-39d4-4d8f-98ff-823fe69b080e