Indexing: skip pages that are descriptions.
Indexing: skip pages that are descriptions.

We never query them explicitly and filter them out, e.g. in
.lib.tiles.dispatch_row(). The textual content is indexed for
the Proposals they are the description of.

Fixes half-empty pager pages for the full text search.

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