- unittest_helper:get_ring_data/0: add the pid of each dht node when printing ring data
- unittest_helper:get_ring_data/0: add the pid of each dht node when printing ring data

git-svn-id: d89f83fc72fb49d2f5b112dfb73cea192610bdff@1482 71766da9-9752-0410-ab17-bfafa751c56a

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