Update README.md

Update README.md

Try to implement chunk mesh loading

Fix small3dlibs dependencies removing mesh_builder.hpp

[NOT COMPILING] Add chunk model generating

Fix triangles sorting and reactivate z buffer

Removed old function and add clear on triangles_list

Add tests

Fixs and finished loading algorithme

Continue chunk loading and not working clear function

Beginning of new chunk loading algorithme

Add list contains function

Finished implementation of lists

Replaced c++ lists by self made lists

Finished list implementation