* add rigid_origami_folding.py script to SNLite_templates

* change interfaces to reflect feedbacks

* Delete rigid origami script file.

* Add rigid origami full node.

* Add rigid origami documentation.

* Avoid null access.

* Check list existence in common python way.

Co-authored-by: Durman <sv@soluyanov.ru>

* Check null access in more common way.

Co-authored-by: Durman <sv@soluyanov.ru>

* Change not idiom a bit better to read.

Co-authored-by: Durman <sv@soluyanov.ru>

* Correct wrong method definition. Will be deleted if not used.

Co-authored-by: Durman <sv@soluyanov.ru>

* Change function name in python conventional way.

Co-authored-by: Durman <sv@soluyanov.ru>

* Use cls object instead of own class name.

Co-authored-by: Durman <sv@soluyanov.ru>

* Change method name following the change of dependent file.

* Change not idiom in common python way.

* Remove non-used function.

* Use the common style in method names.

* Add header comments about license.

* Add origami icons.

* Improve origami icon files.

* Fill triangles with white color.

* Simplify messy quaternion and make it more readable.

Co-authored-by: Victor Doval <10011941+vicdoval@users.noreply.github.com>

* Remove spaces around equal signs used to indicate keyword arguments.

* Move the rigid origami node from alpha to final list.

* Add an origami windmill example in document.

* Add water bomb tessellation example in document.

* Add origami json examples.

* Add namako origami tessellation example.

* Remove an old origami tessellation example.

Co-authored-by: Durman <sv@soluyanov.ru>
Co-authored-by: Victor Doval <10011941+vicdoval@users.noreply.github.com>