deadlock fixed



git-svn-id: http://rfc5766-turn-server.googlecode.com/svn/branches/v3.2@1906 d3c6d0af-6456-5cbd-3218-6188ca4e956b
cosmetics

git-svn-id: http://rfc5766-turn-server.googlecode.com/svn/branches/v3.2@1907 d3c6d0af-6456-5cbd-3218-6188ca4e956b