Implement loading bar / time taking where possible

[ENBYSS]

There may be some scenarios (mutations...) where adding a loading bar may prove useful (and aesthetically pleasing). For this purpose, check to try and see where this can be implemented.

An alternative can be time tracking - this information can serve useful to people to see how long certain options can take (for example, Chaos with 1000 chunksize and etc... takes 9 seconds)

[ENBYSS]

This might not be possible due to the parallellization, but it should be attempted nevertheless.