Release 1.4.0

Lightwood 1.4.0 changelog:

Features:

• Streamlined dynamic .predict() argument passing (#563)
• Set default logging level with environment variable (@mrandri19, #603)
• Colored logs (@mrandri19, #608)

Bug fixes:

• JsonAI blocks are now Modules (#569)
• Ignore column drop error if column is not in the dataframe (#579)
• LightGBM dependency issue (#609)

Other

• Introduction to statistical analyzer tutorial (#577)
• Custom cleaner tutorial (#581)
• Custom mixer tutorial (#575)
• Custom analysis block tutorial (#576)
• Docstring for BaseEncoder (#587)
• Native Jupyter notebook support inside docs (#586)
• Automated docs deployment (#610)
• Updated CLA bot (#612)
• Improved README.md and CONTRIBUTING.md (#613)

Note: benchmarks will not run on the latest commit for this release, they were instead successfully ran for commit 79f27325a0877bb95709373007a97161fc9bb2eb .