Implement Lazy K Calculator

[kamil-adam]

Lazy K has simple generator in Scheme

• https://github.com/helvm/Lazy-K-rst76
• https://tromp.github.io/cl/lazy-k.html
• https://github.com/tromp/tromp.github.io/tree/master/cl
• https://esolangs.org/wiki/Lazy_K
• http://esoteric.sange.fi/essie2/download/lazy-k/eg/

Before add:

• Combinator-calculus https://github.com/helvm/heltc/issues/11
• UnLambda https://github.com/helvm/helma/issues/31
• Iota and Jot https://github.com/helvm/helma/issues/32
• lambda-calculus (maybe) https://github.com/helvm/heltc/issues/12

[kamil-adam]

https://github.com/helvm/helma/tree/feature/lazy-k