removed code needed before JDK 1.4
removed code needed before JDK 1.4

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