added handling of additional_data
added handling of additional_data

tristantarrant/JGroups,rvansa/JGroups,vjuranek/JGroups,pruivo/JGroups,danberindei/JGroups,rhusar/JGroups,rhusar/JGroups,kedzie/JGroups,belaban/JGroups,Sanne/JGroups,dimbleby/JGroups,danberindei/JGroups,danberindei/JGroups,belaban/JGroups,ligzy/JGroups,rvansa/JGroups,pruivo/JGroups,deepnarsay/JGroups,pferraro/JGroups,tristantarrant/JGroups,ligzy/JGroups,rhusar/JGroups,TarantulaTechnology/JGroups,Sanne/JGroups,pruivo/JGroups,deepnarsay/JGroups,rpelisse/JGroups,slaskawi/JGroups,kedzie/JGroups,ibrahimshbat/JGroups,pferraro/JGroups,TarantulaTechnology/JGroups,ibrahimshbat/JGroups,TarantulaTechnology/JGroups,belaban/JGroups,slaskawi/JGroups,kedzie/JGroups,ibrahimshbat/JGroups,slaskawi/JGroups,pferraro/JGroups,Sanne/JGroups,rpelisse/JGroups,vjuranek/JGroups,rpelisse/JGroups,vjuranek/JGroups,dimbleby/JGroups,deepnarsay/JGroups,dimbleby/JGroups,ligzy/JGroups,ibrahimshbat/JGroups