(ITS#5816) back-ldap stops searching if send_search_entry() returns harmless errors (like insufficientAccess)

[ando@sys-net.it]

Full_Name: Pierangelo Masarati
Version: HEAD/re24
OS: irrelevant
URL: ftp://ftp.openldap.org/incoming/
Submission from: (NULL) (81.72.89.40)
Submitted by: ando


To trigger: define acls that block one entry, and the search will stop at that
entry.  A fix is coming...

p.