chop/USERGRID-136 Fixes ssh bug during setup stack

- waitActive method reactivated and moved into Job, avoiding a possible
  race condition
- RuntimeJob class introduced, having the same functionality with Job,
  but forking local ssh client
- fixed a typo in SetupStackThread which caused runner instance setup to fail
Merge pull request #137 from usergrid/chop/USERGRID-136

chop/USERGRID-136 Fixes ssh bug during setup stack
chop/USERGRID-137 Setup runners

- fixed runner and cluster instance names in chop-amazon
- added ssh commands for deployment and start of runner.jar on instances
switched back to non-blocking setup operation
Merge pull request #140 from usergrid/chop/USERGRID-137

Chop/usergrid 137
Merge branch 'two-dot-o' of github.com:usergrid/usergrid into delete-entity