t253: getItems split into separate functions - depending on stalenessChance; creating hasFilters and canContainUnprocessableItems methods;
t253: getItems split into separate functions - depending on stalenessChance; creating hasFilters and canContainUnprocessableItems methods;

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