Actually use solr update delay parameter
Actually use solr update delay parameter

Fixup of 6a098f0110da0e591292d4a956deff445e005091.

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