Add NuoDB 2.1 and optionally set domain password and start nuoagent
increment version number to 2.0.3
Remove old versions of nuodb
drop node.js 0.6 support, sleep 10s after starting nuoagent
Merge pull request #19 from nuodb/tgates/rel/2.1

Tgates/rel/2.1
Update from most up to date rel/2.1