Add new 2sided primitive, sendmc: send medium messages with completion objects #64
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I need "case 2" completion (the send is completed when no more
LCI_progressis needed) in the LCI_barrier implementation. Otherwise, LCI will hang at the very end when running on Delta SS-11.sendmcis a temporary solution before #63 is discussed. It appears that it has fixed the hanging issue on Delta.flyby: I also changed the OFI write to
FI_DELIVERY_COMPLETIONto make sure the FIN message is received after the data has been written to the receiver's memory.