fix expression errors in x509 policy scrips when unparseable data is in certificate chain.
a few more small fixes for chains containing broken certs.
and more tiny ssl script fixes
last ssl fixes - missed three more.

This is the last one, I promise.
Merge remote-tracking branch 'origin/fastpath'

* origin/fastpath:
  last ssl fixes - missed three more.
  and more tiny ssl script fixes
  a few more small fixes for chains containing broken certs.
  fix expression errors in x509 policy scrips when unparseable data is in certificate chain.