custom.css
(cherry picked from commit 92c9f12b08e8d51d7c486229de9094e7c596adfa)
navbar: handle when request.referer is nil
navbar: handle when request.referer is nil
update DansGuardian README

and incorporate DEPENDENCIES
update openvpn module README
Merge branch 'aaa' of github.com:gderosa/onboard into aaa
raius user form: upload papers
radius/users/_form_personal : fix upload style
radius/users/_form_personal: use 'attachment' term
radius/users/_form_personal: yet another renaming
radius/user : prevent non-db params from polluting sql query
radius-admin: stub file upload
radius-admin: upload attachments on user creation
radius-admin: upload attachments on user edit
radius-admin: get attachment list
.../radius/users/_form_personal view: fix "Nil"
.../radius/users/_form_personal view: fix typo
radius-admin attachments: various fixes

* reload attachment info after a PUT
* generate href to download the attachment
* handle Errno::ENOENT if attachment dir does nt exist
radius/users attachment link table
radius user attachments: "delete" checkbox