refactored librivox.py for PEP8 compliance and use of informative progress bars to display actions taken during initial creation of the data set to the user.
refactored librivox.py for PEP8 compliance and use of informative progress bars to display actions taken during initial creation of the data set to the user.

AnimeshKoratana/DeepSpeech,AnimeshKoratana/DeepSpeech