t121: Fix: Div-by-zero for conversion rate
t121: Fix: Div-by-zero for conversion rate

njam/CM,fauvel/CM,fvovan/CM,zazabe/cm,cargomedia/CM,fauvel/CM,tomaszdurka/CM,fvovan/CM,mariansollmann/CM,mariansollmann/CM,vogdb/cm,zazabe/cm,mariansollmann/CM,vogdb/cm,cargomedia/CM,alexispeter/CM,fauvel/CM,tomaszdurka/CM,fvovan/CM,christopheschwyzer/CM,vogdb/cm,tomaszdurka/CM,vogdb/cm,njam/CM,fvovan/CM,zazabe/cm,alexispeter/CM,christopheschwyzer/CM,alexispeter/CM,tomaszdurka/CM,vogdb/cm,zazabe/cm,mariansollmann/CM,cargomedia/CM,fauvel/CM,fauvel/CM,njam/CM,cargomedia/CM,alexispeter/CM,njam/CM,tomaszdurka/CM,christopheschwyzer/CM,christopheschwyzer/CM,njam/CM