t527: Add mandatory namespace argument to db dump command
t527: Add mandatory namespace argument to db dump command

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