Disallow dragging "not_draggable" tree elements
Disallow dragging "not_draggable" tree elements

djpillen/appraisal-tab,djpillen/appraisal-tab,artefactual-labs/appraisal-tab,eckardm/appraisal-tab,artefactual-labs/appraisal-tab,eckardm/appraisal-tab