cubicweb-nosylist #3803724 use pictograms and Improve visual [validation pending]

prioritynormal
typeenhancement
done in0.6.0
load0.100
load left0.000
closed by#7ab6aec3faa9 [views] use pictograms and improve a bit the visual rendering (closes #3803724)
patch[views] use pictograms and improve a bit the visual rendering (closes #3803724) [applied]