beautify code style

Signed-off-by: Jianhui Zhao <zhaojh329@gmail.com>

example/example.c

@@ -71,11 +71,11 @@ int main(int argc, char **argv)
     int opt;
 
     while ((opt = getopt(argc, argv, "p:sv")) != -1) {
-        switch (opt)
-        {
+        switch (opt) {
         case 'p':
             port = atoi(optarg);
-            break;\
+            break;
+            \
         case 's':
             ssl = true;
         case 'v':

src/buffer

@@ -1 +1 @@
-Subproject commit 99adb71b0bd8cb2c09fd41e52334a9bcf8831327
+Subproject commit 2fb5523d44eb5cc65eb9473ecbf689727097b3cd