Updated RemoveGraphDuplicates so that always first and last points are kept (previously only first)
Updated RemoveGraphDuplicates so that always first and last points are kept
(previously only first)

shahor02/AliRoot,ecalvovi/AliRoot,shahor02/AliRoot,coppedis/AliRoot,miranov25/AliRoot,ALICEHLT/AliRoot,coppedis/AliRoot,alisw/AliRoot,ALICEHLT/AliRoot,shahor02/AliRoot,miranov25/AliRoot,shahor02/AliRoot,ALICEHLT/AliRoot,miranov25/AliRoot,ecalvovi/AliRoot,ecalvovi/AliRoot,miranov25/AliRoot,sebaleh/AliRoot,sebaleh/AliRoot,alisw/AliRoot,ecalvovi/AliRoot,ecalvovi/AliRoot,sebaleh/AliRoot,miranov25/AliRoot,ecalvovi/AliRoot,coppedis/AliRoot,alisw/AliRoot,coppedis/AliRoot,alisw/AliRoot,ALICEHLT/AliRoot,miranov25/AliRoot,coppedis/AliRoot,ALICEHLT/AliRoot,coppedis/AliRoot,sebaleh/AliRoot,miranov25/AliRoot,sebaleh/AliRoot,miranov25/AliRoot,alisw/AliRoot,coppedis/AliRoot,sebaleh/AliRoot,shahor02/AliRoot,sebaleh/AliRoot,ALICEHLT/AliRoot,alisw/AliRoot,alisw/AliRoot,shahor02/AliRoot,coppedis/AliRoot,shahor02/AliRoot,ALICEHLT/AliRoot,ecalvovi/AliRoot,alisw/AliRoot