Improve description and README

• Change SpaceOpt description
• Improve README
• Update LICENSE year
• Increment version to 0.2.2

Update project description and other changes

• Update project description
• Rename categorical values in examples and tests
• Resolve dash deprecation warning in setup.cfg
• Update LICENSE year
• Increment version to 0.2.1

Support Python 3.9, use black code formatter

• Upgrade min dependencies (lightgbm>=3.3.0, pandas >= 1.3.0)
• Support Python 3.9 and drop support for Python 3.6
• Format code with black
• Improve examples and README
• Increment version to 0.2.0

README updates

• Installation before Usage in README
• Rename spoint_list to spoints
• Increment version to 0.1.4

Add support for Python 3.7 & 3.8 + PyPI friendly links

• Improve setup.py
• Add support for Python 3.7 & 3.8
• Make README links PyPI friendly
• Increment version to 0.1.3

Unify code style, add spaceopt.__version__

• Unify string formatting, code style and author's name
• Add spaceopt.__version__
• Increment version to 0.1.2

Improved README and description, minor fixes

• Remove parentheses from class definitions
• Remove predicted value from returned spoints
• Update README and description
• Update example1
• Increment version to 0.1.1

First release

• Add spaceopt, tests, examples
• Add .gitignore
• Add setup.py, setup.cfg
• Update README
• Set version to 0.1.0