libuhttpd: New API

int uh_server_open(const char *host, int port);
void uh_server_init(struct uh_server *srv, int sock);

Signed-off-by: Jianhui Zhao <jianhuizhao329@gmail.com>

example/helloworld.c

@@ -102,8 +102,10 @@ int main(int argc, char **argv)
 done:
     uloop_done();
 
-    if (srv)
+    if (srv) {
         srv->free(srv);
+        free(srv);
+    }
     
     return 0;
 }