jruby-openssl seems not recognize "aes256" this change doesn't fix the spec. it makes new error below.
jruby-openssl seems not recognize "aes256"
this change doesn't fix the spec.
it makes new error below.

OpenSSL::PKey::RSAError:
  unknown algorithm `aes/cbc/PKCS5Padding' in write_DSAPrivateKey

nov/openid_connect,hackathoner/openid_connect,wader/openid_connect,theworldbright/openid_connect,vinodpanicker/openid_connect,stormsilver/openid_connect,gbirchmeier/openid_connect