Added roundingType to settings
Added settings view wiring, failing tests
Rounding type can now be changed in settings.
Fixed crash, made roundTo a PaddingTextField.
RoundTo1 now respects rounding direction.
Normal rounding now supports up/down rounding type.
Fixed nil withDirection calls.
RoundTo2 now respects direction.
Added tests for remaining scenarios
Nearest 5 now respects rounding direction.
fixed destruction of nearest 5 normal rounding"
Implemented rounding for 2p5.
Fixed roundingType migration