Replaced Jelly with Groovy scripts.

Changed name of "Child Job Creation to Compound Creation".

Added additional fields to project overview pages to more
immediately see parents/childs.

Moved "project class" from compound-config page to general page.

Layouting fixes and improved support for context-based URLs all
across the source code.

Improved rendering of "range" slider element.

Added option to disallow compound renaming; only relevant for
automatically created jobs.