relocate looping over number of bounces to outermost layer of ghost focus analyzer

remove loop in node group as this is troubling for groups in groups

changed milestone to %v0.6

added bug label

created branch 337-relocate-looping-over-number-of-bounces-to-outermost-layer-of-ghost-focus-analyzer to address this issue

assigned to @u.eisenbarth

unassigned @u.eisenbarth

assigned to @y.zobus

mentioned in merge request !199 (merged)

closed with merge request !199 (merged)