[mod_authn_gssapi] option to store delegated creds (fixes #2967)
[mod_authn_gssapi] option to store delegated creds (fixes #2967)

default enabled for backwards compatibility; disable in future

(thx lameventanas)

x-ref:
  "mod_authn_gssapi requires delegation?"
  https://redmine.lighttpd.net/issues/2967

lighttpd/lighttpd1.4,gstrauss/lighttpd1.4,lighttpd/lighttpd1.4,gstrauss/lighttpd1.4,lighttpd/lighttpd1.4,lighttpd/lighttpd1.4,gstrauss/lighttpd1.4,gstrauss/lighttpd1.4,lighttpd/lighttpd1.4,gstrauss/lighttpd1.4,lighttpd/lighttpd1.4,gstrauss/lighttpd1.4