(draft) polish X509::Request and related into smt more predictable in "matching" MRI
set attributes when re-creating from a certification request
try to align the ASN1 X509::Name conversion "just" about right (MRI compatible)
rebuilt our global ASN1Registry and refactored it (back) internally to use string oids

ASN1 data generated from OpenSSL header crypto/objects/obj_dat.h at :
https://github.com/openssl/openssl/blob/abac8e0e08a8742820ecc57e47676827fa880a5b/crypto/objects/obj_dat.h