authentication API changes (internal only, nothing noticeable), add auth_ldap_kerberized setting; do not enable before reading the documentation.

git-svn-id: http://observium.org/svn/observer/trunk@4152 61d68cd4-352d-0410-923a-c4978735b2b8
one extra file to go with r4152

git-svn-id: http://observium.org/svn/observer/trunk@4153 61d68cd4-352d-0410-923a-c4978735b2b8
fix endless redirect loop when no auth_can_logout()

git-svn-id: http://observium.org/svn/observer/trunk@4154 61d68cd4-352d-0410-923a-c4978735b2b8
add some things to be monitored to netscaler. modify schema update system.


git-svn-id: http://observium.org/svn/observer/trunk@4155 61d68cd4-352d-0410-923a-c4978735b2b8
update script :>


git-svn-id: http://observium.org/svn/observer/trunk@4156 61d68cd4-352d-0410-923a-c4978735b2b8
add RADIUS module from Jira #175

git-svn-id: http://observium.org/svn/observer/trunk@4157 61d68cd4-352d-0410-923a-c4978735b2b8
netscaler service ttfb graph


git-svn-id: http://observium.org/svn/observer/trunk@4158 61d68cd4-352d-0410-923a-c4978735b2b8
netscaler svc ttfb per-svc graph


git-svn-id: http://observium.org/svn/observer/trunk@4159 61d68cd4-352d-0410-923a-c4978735b2b8