ENG-401: use new L1 bridge to expose agent via the TSA

git-svn-id: http://svn.terracotta.org/svn/ehcache@8311 b9324663-ca0f-0410-8574-be9b3887307d
ENG-477 Create ehcache OS branch for listing / destroy work

git-svn-id: http://svn.terracotta.org/svn/ehcache@8312 b9324663-ca0f-0410-8574-be9b3887307d