Episode progress should be printed to console in-place instead of appended

[lukekim]

Progress should be printed in-place.

[phillipleblanc]

I'm going to declare this out of timebox for this week. I created a bug at https://github.com/spiceai/spiceai/issues/28 on how we should handle this in the future in the right way. I've also pushed up my WIP branch here: https://github.com/spiceai/spice-pre/compare/release-spice...phillip/output?expand=1