Re-introduce the old DictCache bechavior
Re-introduce the old DictCache bechavior

tp199911/PyTables,mohamed-ali/PyTables,mohamed-ali/PyTables,jennolsen84/PyTables,rabernat/PyTables,andreabedini/PyTables,jack-pappas/PyTables,rdhyee/PyTables,jack-pappas/PyTables,avalentino/PyTables,rabernat/PyTables,andreabedini/PyTables,rabernat/PyTables,PyTables/PyTables,mohamed-ali/PyTables,andreabedini/PyTables,mohamed-ali/PyTables,PyTables/PyTables,jack-pappas/PyTables,tp199911/PyTables,rdhyee/PyTables,FrancescAlted/PyTables,tp199911/PyTables,dotsdl/PyTables,rdhyee/PyTables,dotsdl/PyTables,gdementen/PyTables,FrancescAlted/PyTables,PyTables/PyTables,dotsdl/PyTables,rdhyee/PyTables,avalentino/PyTables,joonro/PyTables,joonro/PyTables,jennolsen84/PyTables,avalentino/PyTables,tp199911/PyTables,joonro/PyTables,jack-pappas/PyTables,andreabedini/PyTables,FrancescAlted/PyTables,gdementen/PyTables,gdementen/PyTables,gdementen/PyTables,jennolsen84/PyTables,jack-pappas/PyTables,joonro/PyTables,dotsdl/PyTables,rabernat/PyTables,jennolsen84/PyTables