FreeNAS Code

Remove RCS keywords

Use correct name in copyright

fix retrieve of users using json for empty exclude group

set default cifs user to nobody; add the ability to exclude users

do not allow login and redirect to shutdown/reboot/logout

Promote feedback to trunk.

Ugly, _VERY_ ugly hacks+workarounds to make use of LDAP users/grops cache
A widget using dynamic requests for filtering select is being used when the number of entries is higher than 500 (which needs some work to run more smoothly)

Remove wildcard import

remove wildcarded imports from account app;
fix forms message output

remove legacy django.views.generic and related code;
fix some imports