Git commits in Moodle 1.7.4 by iarenaza

commit 4abc7c0630f9a190855b0cfa46ec44a5fd1f28ed
Author: iarenaza <iarenaza>
Date:   Sat, 05 Jan 2008 23:33:55 +0900
Tag:    v1.7.4

MDL-10921 Fix backport of patch to 1.7.x (was using the new plugin settings syntax).

commit 2f2dafc16a5ec6b89cb849fb1faa40c3429eb816
Author: iarenaza <iarenaza>
Date:   Sat, 29 Dec 2007 08:15:16 +0900
Tag:    v1.7.4

MDL-12323 MDL-4061 Don't connect to the LDAP server if update external is not set for any field.