3DFaces/libigl_Martin: Extension of libigl which allows to also read the texture of wrl-files in Python as igl.read_triangle_mesh(wrFilePath, V, F, TC) @ df7c1fb8ffb3adf0bb833bfc3c0c50bae964fa3d

Daniele Panozzo d743fdc5d3 serialization fixes and more consisten API in the viewer		%!s(int64=7) %!d(string=hai) anos
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ImGuiHelpers.h	2499938d82 Add a small attribute class to extend the viewer data.	%!s(int64=7) %!d(string=hai) anos
ImGuiMenu.cpp	d743fdc5d3 serialization fixes and more consisten API in the viewer	%!s(int64=7) %!d(string=hai) anos
ImGuiMenu.h	00961ce5f3 Made ImGuiMenu plugin more flexible for customization.	%!s(int64=7) %!d(string=hai) anos