Fix footnotes (#202)

* add zklvs description and diagrams

* Add files via upload

* fix image url

* fix footnotes

* reorder footnotes (h/t leo)

Co-authored-by: Leonardo Arias <[email protected]>

* reorder footnotes (h/t leo) 2

Co-authored-by: Leonardo Arias <[email protected]>

* reorder footnotes (h/t leo) 3

Co-authored-by: Leonardo Arias <[email protected]>

* fix link

Co-authored-by: Leonardo Arias <[email protected]>

* Physical[ly] typo

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Co-authored-by: Leonardo Arias <[email protected]>

Author: quintuskilbourn