SWS: use of uninitialized memory fix

I made "connmon" not get initialized properly before use, and I use the
big hammer and make sure we always clear the entire struct to avoid any
problem like this in the future.

tests/server/sws.c

@@ -1440,6 +1440,7 @@ static void http_connect(curl_socket_t *infdp,
         if(datafd != CURL_SOCKET_BAD) {
           struct httprequest req2;
           int err;
+          memset(&req2, 0, sizeof(req2));
           logmsg("====> Client connect DATA");
 #ifdef TCP_NODELAY
           /* Disable the Nagle algorithm */
@@ -1699,6 +1700,8 @@ int main(int argc, char *argv[])
   bool use_fork = FALSE;
 #endif
 
+  memset(&req, 0, sizeof(req));
+
   while(argc>arg) {
     if(!strcmp("--version", argv[arg])) {
       printf("sws IPv4%s"