Propogate the dotu option parameter (-d) when creating a new instance of the server.
Propogate the dotu option parameter (-d) when creating a
new instance of the server.

Signed-off-by: Abhishek Kulkarni <92d954836867f20d12bc943ae16aa9e7e694d1c8@osl.iu.edu>

wca/py9p.u