beremiz

fixed problems reported by certification testing : vendor identifier acces rights (now read only), and bvlc_maintenance timer was increasing too fast.
These classes are intended for use server-side.
e.g. in a django view.py :
from pyjs.jsonrpc.django import JSONService, jsonremote
jsonservice = JSONRPCService()
@jsonremote(jsonservice)
def test(request, echo_param):
return "echoing the param back: %s" % echo_param