Also set user when executor is supplied.
Implemented replacement web UI.

Added separate button to create new dependent job.

Removed edit/new job functionality from UI.

Dropped duplicate button.

Added enable/disable toggle button.

Conflicts:
	src/main/resources/assets/app/static/js/chronos_jquery.js
Fixed dependency path for enable/disable button.
correct use of Option
Include scheduler message on memory failures.