ID 438645 - When importing OBJs from Rhino grouping information is lost.

Problem summary
When importing OBJs from Rhino group information is lost.

Customer reported version
modo.14.0v2

Customer reported platform
10.14

Steps to reproduce

1) Open Rhino and create 4 separate spheres.
2) Put 2 spheres into one group and the other 2 into another. 
3) Export these as an OBJ file.

4) Import this OBJ file into Modo and notice that the grouping hierarchy information is lost. 

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Expected behaviour
The group hierarchy should be retained when importing the OBJ file.

Actual behaviour
The grouping information is lost.

Workaround
Unknown.

Reproduced by support

This bug has been reproduced in:

14.0v2 - Windows 10

14.0v1 - Windows 10

13.2v1 - Windows 10

13.1v1 - Windows 10

13.0v1 - Windows 10

12.2v2 - Windows 10

12.1v2 - Windows 10

12.0v1 - Windows 10

11.2v3 - Windows 10

11.1v1 - Windows 10

11.0v3 - Windows 10

10.2v4 - Windows 10

Earliest version tested

10.2v4 - This issue appears to be in all versions of the product.