Fix build errors in unit tests
Fix build errors in unit tests

libcommon uses symbols from the crypto libraries, so they must appear on
the link line whenever libcommon appears.  Later, we may want to revisit
this dependency; however, right now, having unit tests that build
consistently is pretty important.

Signed-off-by: Colin McCabe <7b35906f1d014e74a9dc8c913eb229119df647aa@dreamhost.com>

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