updated btn-group-xs style for the list of atticles.
updated btn-group-xs style for the list of atticles.

JARR-aggregator/JARR,JARR-aggregator/JARR,cedricbonhomme/pyAggr3g470r,JARR/JARR,JARR/JARR,cedricbonhomme/pyAggr3g470r,JARR-aggregator/JARR,JARR/JARR,cedricbonhomme/pyAggr3g470r,cedricbonhomme/pyAggr3g470r,JARR-aggregator/JARR,JARR/JARR,cedricbonhomme/pyAggr3g470r