First pass at adding a jitter to schedulers. Move Validator to config_utils.
Update scheduler_parse interfaces to take a ConfigGenericSchedule.
Add jitter to constant scheduler, and some test cleanup.
Add jitter to general scheduler.
Update scheduler docs, Resolves #136
Rough outline for job running.
Adding action_runner.py and tests.
Adding action_status script to read the action_runner status file.
Merge branch '136_scheduler_jitter' of github.com:dnephin/Tron into 31_kill_running_actions
Working action runner for tracking running actions.
Add remote_exec_path for action_runner.
Hook up API to be able to stop/kill actions.
Support a common interface for ActionRunnerFactory.
Reconfigure jobs when an action_runner changes.
Resolves #155, adds a max_runtime for jobs.
Adding docs.
Show service description in tronview.
Merge branch '155_max_runtime_for_jobs' of github.com:dnephin/Tron into 143_add_comment_field