Autodesk has released the new Design Collaboration Module that provides a means for easy cloud collaboration with DWG files in Revit.
“What’s the Design Collaboration module?
Design Collaboration is a web-based product module included in our cloud offerings BIM Collaborate (for project reviewers) and its Pro version (for design authors). Our Revit-reliant customers have been using Design Collaboration to manage the exchange of design data between teams ever since BIM Collaborate Pro, formerly “BIM 360 Design”, was launched.”
Read more here: https://projectdelivery.autodesk.com/blog/dwg-file-support-design-collaboration/