Rename methods, make them private, change call() and setup() to take parameters what to setup/initialize
Use own type unifying named tuple and SheetIdentifier
Use lancet rather than itertools
Unify GCAL and AllModelGCAL
Build identifier not from identifier_keys anymore
ProjectionRef introduces which replaces namedtuple
Allow dictionaries to be set for sheet parameters, matchconditions and projection parameters. Renamings.
Notebook renaming