zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-tlsuser.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-tlsuser.d
new file mode 100644
index 0000000..758a7c9
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/proxy-tlsuser.d
@@ -0,0 +1,6 @@
+Long: proxy-tlsuser
+Arg: <name>
+Help: TLS username for HTTPS proxy
+Added: 7.52.0
+---
+Same as --tlsuser but used in HTTPS proxy context.