Converter: Generate GLTF files

[Cosmo801]

From the output of function parsePDBFile https://github.com/TinBryn/Molecule-of-the-Month/blob/conversion/convertor/convertor.js. This needs to be converted into a GLTF file to be rendered by AR.JS

• Could possibly use this library https://threejs.org/
• Or we may have to manually generate the JSON https://github.com/KhronosGroup/glTF/blob/main/specification/2.0/Specification.adoc

[Cosmo801]

Basic functionality is done