Encode/decode params in _runMultipleWithoutGearman()
Encode/decode params in _runMultipleWithoutGearman()

Introduce also _encodeParams() and _decodeParams() to reuse code

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