cubicweb #3252856 rql-table ReST directive [validation pending]

allowing to call table or derivated view specify headers / cellvids.

Also, allow to split rql accross several lines which greatly improve readability.

prioritynormal
typeenhancement
done in3.18.0
load0.500
load left0.000
closed by#2dae5bf5ea68 [ReST] Implement a rql-table reST directive. Closes #3252856
patchImplement a rql-table reST directive [applied]