RPC: remove non-implemented getopenorders_MP call (use getorderbook_MP)
RPC: remove non-implemented getopenorders_MP call (use getorderbook_MP)

OmniLayer/omnicore,OmniLayer/omnicore,OmniLayer/omnicore,OmniLayer/omnicore,OmniLayer/omnicore,OmniLayer/omnicore