IPVS: netns, svc counters moved in ip_vs_ctl,c

Last two global vars to be moved,
ip_vs_ftpsvc_counter and ip_vs_nullsvc_counter.

[horms@verge.net.au: removed whitespace-change-only hunk]
Signed-off-by: Hans Schillstrom <hans.schillstrom@ericsson.com>
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>