TAB-4371. Added platform support for unidirectional WAN replication.

git-svn-id: http://svn.terracotta.org/svn/ehcache@8862 b9324663-ca0f-0410-8574-be9b3887307d
Rev 8862 merged from trunk.

git-svn-id: http://svn.terracotta.org/svn/ehcache@8863 b9324663-ca0f-0410-8574-be9b3887307d