- dht_node: only call rt_loop:update_state/3 if any of the three parameters changed as documented
- dht_node: only call rt_loop:update_state/3 if any of the three parameters changed as documented

git-svn-id: d89f83fc72fb49d2f5b112dfb73cea192610bdff@934 71766da9-9752-0410-ab17-bfafa751c56a

fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris,fredrikelinder/scalaris