use (certain parts of) OpenSSL.

Submitted by: Richard Levitte <richard@levitte.org>

Fixed -strparse option: it didn't work if used more than once (this was due
to the d2i_ASN1_TYPE call parsing a freed buffer). On Win32 the file wincrypt.h
#define's X509_NAME and PKCS7_SIGNER_INFO causing clashes so these are #undef'ed

Borland C submitted by: Janez Jere <jj@void.si>

ordinals to libeay.num.

around so more options appear in e_os.h

`openssl' and second, the shortcut symlinks for the `openssl <command>' are no
longer created. This way we have a single and consistent command line
interface `openssl <command>', similar to `cvs <command>'.

Notice, the openssl.cnf, openssl.c and progs.pl files were changed after a
repository copy, i.e. they still contain the complete file history.