add spacing between logically disconnected nodes
add spacing between logically disconnected nodes

this aligns nodes with their upstream/downstream nodes when possible,
making it clearer to follow logically independent (i.e. fan-out/fan-in)
parts of the pipeline view

pivotal-devin-fallak/atc,zachgersh/atc,zachgersh/atc,simonjjones/atc,savaki/atc,pivotal-devin-fallak/atc,savaki/atc,zachgersh/atc,utako/atc,pivotal-devin-fallak/atc,savaki/atc,simonjjones/atc,utako/atc,zachgersh/atc,utako/atc,simonjjones/atc