initial swing client commit
build update to sbt 0.13
no tabbed panes, improved table filtering
listen to filter changes via scala swing
filter also for C-s
show only state category in tables
add some emacsy navigation bindings
scala swing job list to job detail and back
removed lots of old stuff and added pie charts for queue status
json rest api subproject via spray

- new NodeInfo protocol / data / method
- some version bumps