update z3c.checkversions (0.4.1 -> 0.4.2)
update z3c.checkversions (0.4.1 -> 0.4.2)

liqd/adhocracy,phihag/adhocracy,phihag/adhocracy,DanielNeugebauer/adhocracy,alkadis/vcv,alkadis/vcv,DanielNeugebauer/adhocracy,DanielNeugebauer/adhocracy,liqd/adhocracy,alkadis/vcv,alkadis/vcv,alkadis/vcv,DanielNeugebauer/adhocracy,phihag/adhocracy,liqd/adhocracy,phihag/adhocracy,DanielNeugebauer/adhocracy,phihag/adhocracy,liqd/adhocracy