Winbind merges from HEAD:

Winbind merges from HEAD:
 - fix winbindd_pam bugs
 - give a better error message for unauthorized access to auth_crap
 - show this message in wbinfo
 - fix spelling: privilaged -> privileged
   ** This changes the location of the winbindd privileged pipe **
   (thanks to tpot)

Andrew Bartlett
(This used to be commit 92c2a33483cc9ddd1dd627224192a3023f8caff8)