cubicweb-bootstrap #3175939 [3.0.0] Use upstream CSS for side boxes [validation pending]

prioritynormal
typeenhancement
done in0.3.0
load0.500
load left0.000
closed by#be60b1d0cc04 [3.0.0] Use 'panel' styles for side boxes (closes #3175939)
patch[3.0.0] Use 'panel' styles for side boxes (closes #3175939) [applied]