merge revision(s) 40090:

	* ext/openssl/ossl_bn.c (ossl_bn_initialize): fix can't create from bn.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@40113 b2dd03c8-39d4-4d8f-98ff-823fe69b080e