- changed timeout to use ints rather than longs - added exponential_backoff to UNICAST2
- changed timeout to use ints rather than longs
- added exponential_backoff to UNICAST2

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