Make save_results in optional in jobpack.
Move default jobdict to classic worker.
Move worker.classic.modutil to worker.modutil.
[docs] Fix doc build error.
[docs] fix a doc warning.
Make base worker.jobzip() handle creation of basic job zipfile, and worker.jobdict() the basic jobdict.
[docs] Some doc fixes for the modutil move.
Fix default worker.jobenvs() to match worker.jobzip().
[docs] Update doc for base worker.
Delegate module parsing in job to a worker-specific hook.
[docs] Mark job scheduler params as unsupported.
Separate jobpack magic and version, delegate version to worker.
Move Params from classic worker to base worker.
Update .gitignore.
Move io related functions out from worker.classic.func into worker.task_io, for use in alternative workers.
Merge branch 'devel/scheduler' into devel/scheduler-lib
Add some input helper properties.
Add pipeline worker with a simple test.
[docs] infra for pipeline docs
[docs] add some pipeline docs.