Significant changes were implemented:
- Move all calculations to cython to speed up the calcuations.
- Add VIP of variables.
- Add centered and scaled coefficients (CoeffCS).
- Add volcano plot-like to show CoeffCS against VIP, or p(corr) against VIP.
- Add setup for ease of installation, so that after installing the package, pypls can be run at any working directory.
- Other modifications.