Follow-up to r1676: Implement serf__kerb_reset_sec_context() for Windows  SSPI.
Follow-up to r1676: Implement serf__kerb_reset_sec_context() for Windows 
SSPI.

* auth/auth_kerb_sspi.c
  (serf__kerb_rese): Reset security context.


git-svn-id: 683495cb1553624b05a54e2ba9533425f69cf277@1690 61a7d7f5-40b7-0310-9c16-bb0ea8cb1845

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