1. Added relevancy analysis, to study an article or a piece of text is relevant, tendency to become a fake news. https://malaya.readthedocs.io/en/latest/Relevancy.html
2. Added visualization dashboard for emotion analysis, relevancy analysis, sentiment analysis, subjectivity analysis and toxicity analysis. Very easy to use, call `predict_words` function and it will popup.
3. Added neutral class for relevancy analysis, sentiment analysis and subjectivity analysis.
4. Use Malaya preprocessing for all deep learning models classification.