Global
- Add certum fundamentals (error accumulation, dsl, strategies, rules)
New operators
- apply
- forsome
- foreach
- exists
- equals
- is one of
- has length of
- has unique elements
- is empty
- is not empty
New strategies
FIltering
- no filtering (default strategy)
- first filtering
- thunk filtering
Printing
- simple printing (default strategy)
- grouped printing
Sorting
- no sorting (default strategy)
- alphabetical sorting