Fix test issue on Windows.
Fix test issue on Windows.

* test/test_util.c
  (test_server_create): Initialize member variables of the test baton to 0.


git-svn-id: 683495cb1553624b05a54e2ba9533425f69cf277@1383 61a7d7f5-40b7-0310-9c16-bb0ea8cb1845

coapp-packages/serf,coapp-packages/serf,coapp-packages/serf