drop CaloCollectionHelper.h, remove some unnecessary includes
Remove unused file CaloCollectionHelper.h
. At the same time remove some unused includes in Calo(Topo)TowerAlgorithm and CaloCellMaker.
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Remove unused file CaloCollectionHelper.h
. At the same time remove some unused includes in Calo(Topo)TowerAlgorithm and CaloCellMaker.