
Cleaning up last commit a bit - removing commented out code and centralizing
logic that determines if we're using pre-signed urls.

(https://jira.jboss.org/browse/JGRP-1235)

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