Log Message:
Update squid package to 2.5.2nb3.

Apply newer offcial patches (total 19).  Here is short summary of those
newly added patch files.

See http://www.squid-cache.org/Versions/v2/2.5/bugs/ in detail.

o squid_ldap_auth update to support TLS, SSL and increased security for bind
  password
o Basic auth looping when multiple proxy_auth ACLs combined in one line.
o reply_body_max_size fails with ident or proxy_auth acls
o acl ident REQUIRED matches even if the ident lookup fails
o msntauth helper crashes related to the alow/deny file operation
o LDAP basic authentication crash if server is unreachable
o "squid -k reconfigure" does not close logs to activate new settings
o --enable-ssl fails on RedHat 9
o SNMP MIB used Counter32 for certain values which are gauges
o Upgrade of wb_group to 1.1
o AIX 5 issues