Add findWithXY methods
Adds methods to find the detector elements in a layer using only the X and Y coordinates
Goes with !355 (merged) LHCb!4163 (merged) Rec!3371 (merged) Moore!2204 (merged)
Adds methods to find the detector elements in a layer using only the X and Y coordinates
Goes with !355 (merged) LHCb!4163 (merged) Rec!3371 (merged) Moore!2204 (merged)