fix origin
And fix client header of Origin, add prefix "http://" to make a valid URI, to make golang websocket server happy.
diff --git a/lib/client.c b/lib/client.c
index 838dbf5..c81f641 100644
--- a/lib/client.c
+++ b/lib/client.c
@@ -849,7 +849,7 @@
p += strlen(key_b64);
p += sprintf(p, "\x0d\x0a");
if (lws_hdr_simple_ptr(wsi, _WSI_TOKEN_CLIENT_ORIGIN))
- p += sprintf(p, "Origin: %s\x0d\x0a",
+ p += sprintf(p, "Origin: http://%s\x0d\x0a",
lws_hdr_simple_ptr(wsi, _WSI_TOKEN_CLIENT_ORIGIN));
if (lws_hdr_simple_ptr(wsi, _WSI_TOKEN_CLIENT_SENT_PROTOCOLS))