(using Paolo’s addin:)
  1. Download and copy dll and addin and copy to C:ProgramDataAutodeskRevitAddins2014
  2. Unblock the DLL (right click Properties in Explorer)
  3. Addin should automatically be available in Revit 2014 without restarting
  4. New Generic Model Adaptive family
  5. Import 3D DWG
  6. Start the Reference Points from 3D DWG command (Addins – External Tools)
  7. Select the DWG
  8. Click Finish in the Options bar
  9. Wait a while – you will get something like this:
Download links:

file DLL and ADDIN that should be copied here:
C: ProgramData Autodesk Revit Addins 2014


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