Remove some pointless startups on thinclients (and unregistered hosts).
Remove puavo-vpn-client and puavo-vpn-dnsmasq from fatclients
(they are not functional and needed there).
Do not start puavo-load-reporter on laptops.
Remove eno, nwfermi and puavo-vpn-dnsmasq services from ltspservers.
Merge branch 'upstart_cleanup'

Cleanup upstart scripts on thinclients/unregistered, fatclients,
laptops and ltsp servers.