Abstract base for replication placement strategies Abstract element for substitution group Replica volumes get created along the specified direction starting with the first replica placed at the given position and rotated according to the given rotation and others placed using the given distance; If position and/or rotation is omitted the defaults will be applied, e.g. position at the mother volume center and identity rotation; NOTE: THE ROTATION IS APPLIED TO ALL REPLICATED VOLUMES! Base type for replicated volumes