#open_children_from_content: added logic to show the button only when the node toggle is collapsed 
#open_children_from_content: added logic to show the button only when the node toggle is collapsed 
marubinotto/Piggydb,vincentschut/Piggydb,vincentschut/Piggydb,vincentschut/Piggydb,vincentschut/Piggydb,marubinotto/Piggydb,marubinotto/Piggydb,marubinotto/Piggydb