CherryPick

tweak#: Upgrade to the new .slnx format from .sln (the future is now, old man)

tweak#: Change project to compile for .NET 10 and update copyright

tweak#: Bump minor version number because I think it's warranted. :)

chore#: Remove unnecessary using.

feat#: Allow CherryPick's functionality to be shared with other users in the session.