SimpleMessenger: add new method addr_size() to return the correct size of the                  address object.  Also, do not assume ss_family is 2 bytes                  on all platforms.
SimpleMessenger: add new method addr_size() to return the correct size of the
                 address object.  Also, do not assume ss_family is 2 bytes
                 on all platforms.

Signed-off-by:	Stanislav Sedov <bef361c46d3d1fa291296f6d65d7f2ef6cbcf237@FreeBSD.org>

ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph