new method OpenSSL::SSL::SSLContext#ssl_version to wrap
SSL_CTX_set_ssl_version.
* ext/openssl/ossl_ssl.c (ossl_ssl_get_verify_result):
new method OpenSSL::SSL::SSLSocket#verify_result to wrap
SSL_get_verrify_result.
* ext/openssl/lib/openssl/ssl.rb (OpenSSL::SSL::SSLContext.build):
new method to build OpenSSL::SSL::SSLContext with Hash parameters.
this method provides safety default parameters than SSLContext.new.
* ext/openssl/lib/openssl/ssl.rb (OpenSSL::SSL.verify_cetificate_identity):
new module function: pull out identity verification process
from OpenSSL::SSL::SSLSocket#post_connection_check.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14270 b2dd03c8-39d4-4d8f-98ff-823fe69b080e