[vtkusers] Import time in Python

[Cory Quammen]

> In my experience this is not uncommon on (modern) Windows computers if many
> installed applications have added their paths to the system path in front of
> the VTK DLLs path. Windows will test many directories searching for the DLLs
> it needs to load.

That is a very useful thing to know. Thanks for sharing!

Cory

-- 
Cory Quammen
R&D Engineer
Kitware, Inc.