Moved regexp created in addressToFilename() to static field
Moved regexp created in addressToFilename() to static field

TarantulaTechnology/JGroups,dimbleby/JGroups,dimbleby/JGroups,danberindei/JGroups,Sanne/JGroups,pferraro/JGroups,belaban/JGroups,danberindei/JGroups,pruivo/JGroups,TarantulaTechnology/JGroups,dimbleby/JGroups,pferraro/JGroups,pferraro/JGroups,Sanne/JGroups,belaban/JGroups,belaban/JGroups,pruivo/JGroups,TarantulaTechnology/JGroups,danberindei/JGroups,rhusar/JGroups,rhusar/JGroups,rhusar/JGroups,pruivo/JGroups,Sanne/JGroups