Request: support importing binary dxf files
#### Summary: <!-- Summarize the issue/suggestion concisely: --> If you try to import a binary DXF nothing happend #### Steps to reproduce: <!-- Describe what you did (step-by-step) so we can reproduce: --> - open Inkscape - open one of the sample file linked below #### What happened? - the open dialog close, a new Inkscape Window with the name of the file appear but no data get imported. - In 1.2-dev, an error message now appears (good) #### What should have happened? - DXF should get imported without errors. Sample attachments: (Samples from inbox#2076 ) - [2018_-_3d_-_binär_+_Proxy_elemente.dxf](/uploads/00256e961718a061d4467e5938915689/2018_-_3d_-_binär_+_Proxy_elemente.dxf) - [2018_-_3d_-_Binär_Zeichnung.dxf](/uploads/76690c246fe39ef559c1134aa6bf1a90/2018_-_3d_-_Binär_Zeichnung.dxf) - [R13_-_3d_-_binär_+_Proxy_elemente.dxf](/uploads/02dbf604cf7416c1f0324acb23f04613/R13_-_3d_-_binär_+_Proxy_elemente.dxf) - [R13_-_3d_-_Binär_zeichnung.dxf](/uploads/5005a2463a16de1f2da82b946f98f504/R13_-_3d_-_Binär_zeichnung.dxf) #### Version info ``` Inkscape 1.2-dev (2bad7a816c, 2021-06-14) ```
issue