Add support for STEP AP 242 and/or IFC4

[Mannshoch]

Check all platforms you experienced the issue (change to [x])

• [ ] Windows
• [ ] Mac OS
• [ ] Linux
• [x] Every platform

What type of issue is?

• [ ] bug or unexpected behavior
• [ ] crash
• [x] feature request
• [ ] other (specify...)

Describe your issue

Many comon application for drafting a machine (STEP) or a building (IFC) in 3D use this filetype for exchanging data between different application. Many 3D-Scanner also support STEP

Please add Support for this filetypes: (List sorted by priority)

• [ ] Support STEP AP 242 / Support IFC 4
  • [ ] Import Tesselation
  • [ ] Import Tesselation color
  • [ ] Export Tesselation
  • [ ] Import Geometric and calculate Tesselation
  • [ ] Import Annotation and show data per Tesselation
  • [ ] Export Annotation

Collection of Data about this subject found in the Internet:

STEP:

https://en.wikipedia.org/wiki/ISO_10303 opencascade -> https://github.com/tpaviot/oce https://github.com/3dmeshviewer/stepfileviewer https://gitlab.com/jiive/libstp https://github.com/steptools/bom2stp

IFC:

https://en.wikipedia.org/wiki/Industry_Foundation_Classes https://gitlab.com/luigi_paone/ifc4fea https://github.com/buildingSMART/IFC4-CV https://github.com/opensolid/ifc4 https://github.com/xBimTeam/XbimEssentials

[Huaweidev]

Also request features to export stp and igs file format.