Updated user administration interface to be tabbed, and improved policies list.

Signed-off-by: ohanetz <o.hanetz@gmail.com>
Updated User Management: Added policy add/remove support. Mostly working. Still no policy edit support.

Signed-off-by: ohanetz <o.hanetz@gmail.com>
Merge branch 'master' of https://github.com/alexkoltun/logmind