WIP: initial state model and listener code
WIP: update core code
Mutable state WIP
Tests
update to use waiting state, update test
WIP: basic gsp support
initial workflow service code
Hook in workflow state to execution
Add workflow state object in execution show page
Update
Add partial/mixed exectuion states
Resolve unfinished step states after a workflow finishes
Show error message in gsp
Resolve mixed node states for node steps
Update source/target java version to 1.6
Add basic state serialization
Remove stderr message
simple closure handlers for state listening
Basic ajax and API endpoints for state data
Rundeck event logging

* log workflow step and node step start and finish events