Lay foundation to pipeline requests.
Lay foundation to pipeline requests.

(Does not work just yet; more commits coming.)

* test/serf_get.c:
  (main): Take additional argument which says how many times to fetch URL;
          call serf_request_deliver() the appropriate number of times.


git-svn-id: 683495cb1553624b05a54e2ba9533425f69cf277@228 61a7d7f5-40b7-0310-9c16-bb0ea8cb1845

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