added documentation make target

and use help2man to generate basic man pages
migrated dox documenation to the naemon website

Signed-off-by: Sven Nierlein <Sven.Nierlein@consol.de>
moved manpage make targets into naemon folder

because this is the folder where the binarys are for which we
want to create man pages.

Signed-off-by: Sven Nierlein <Sven.Nierlein@consol.de>