Revert "Fix typo"

This reverts commit 12c2305329753576126cfe6f341d91f75f4e251e.
Revert "Wrapped prompt colors in \[ and \] to fix history."
Fixes #48 for now

This reverts commit 6acf7f8d3ec689f1f38c19a54a73b46f13ad1db6.