simplify packaging for libssl.

Follow libtls and derive the file list from the Makefile.am
template itself.
remove obsolete define
simplify packaging for libcrypto.

Remove a lot of complex shell code. Upstream churn has slowed down, so
it is now easier to maintain this directly as automake files. This is
also needed to start integrating CPU-specific acceleration support.

Since we are deriving the copy list from the Makefile.am files, we can
now get rid of copy_src/copy_crypto.
split long manpage makefile lines.