v0.2.3

Polynomials4ML v0.2.3

Diff since v0.2.2

Closed issues:

• mul! in LinearLayer is calling a "slow" function (#62)

Merged pull requests:

• quick fix on rtri and monobasis (#61) (@CheukHinHoJerry)
• Fixing mul! problem in LinearLayer (#63) (@CheukHinHoJerry)