#26 Call remote with Pyro >= 4.46

[Fabrizio Lovison]

Hi,
very nice and useful code!
A short note :
from Pyro 4.46 the default of REQUIRE_EXPOSE is true: so to call remote AdoDBApi
I need to set PYRO_REQUIRE_EXPOSE = false because the classes don't have the decorator
@Pyro4.expose.
Thanks