Two recent commits break the Node editor.  Need to undo.
Revert "removing commented code"
This reverts commit 74c0151592512997707fe11ef8c613c128664f06.

Revert "renamed utils.js to graph-objects.js"
This reverts commit 4380991522e3c3b893c96aff7b72f7d5147340ef.
Undo bad commit on master.
Merge branch 'master' into stable