GUI: Allow more than one peak collection to be merged
SubframeMerge only allows two PeakCollections (notionally DataSets) to be merged. Even BioDiff data might require 3-4 DataSets to be merged/rescaled, potentially far more for HEIDI and POLI.
SubframeMerge only allows two PeakCollections (notionally DataSets) to be merged. Even BioDiff data might require 3-4 DataSets to be merged/rescaled, potentially far more for HEIDI and POLI.