By Atul Prakash LONDON (Reuters) – The pan-European FTSEurofirst 300 index <.FTEU3> edged higher on Friday and headed for its best monthly performance in three years, with positive German retail sales data improving sentiment and helping the benchmark DAX index <.GDAXI>. The FTSEurofirst 300 was up 0.1 percent at 1,473.99 points by 0850 GMT. The Read More