manualcorrection: code refactoring; try to keep the same cell labels when propagating a new/created division; if the creation of a new division is not possible, allow to postpone it for a few time points.
manualcorrection: code refactoring; try to keep the same cell labels when propagating a new/created division; if the creation of a new division is not possible, allow to postpone it for a few time points.