add pwdfile support in univention-saml
uinst too
univention-saml 14b117620f77f06c6e456633803b90ad1a31f726 yaml 128dbffc549b3881d0e4603e31c73dc1c41b23c6
Looks good.
<http://errata.software-univention.de/ucs/4.3/106.html>