Excise unused (and untested) submit_multi code.
Excise unused (and untested) submit_multi code.

harrissoerja/vumi,TouK/vumi,TouK/vumi,vishwaprakashmishra/xmatrix,TouK/vumi,harrissoerja/vumi,harrissoerja/vumi,vishwaprakashmishra/xmatrix,vishwaprakashmishra/xmatrix