Feature Request

Is your feature request related to a problem? Please describe.
Emoji output is causing subtle bugs in my terminal.

Describe the solution you'd like
🎉 Successfully compiled 11 files with Babel. <- I want that 🎉 gone with a flag like --no-emoji

Describe alternatives you've considered
Being fun and chill. But I can't do it 😡.

Teachability, Documentation, Adoption, Migration Strategy
I dunno. Does babel have a man page?