zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/http2.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/http2.d
new file mode 100644
index 0000000..04cff00
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/http2.d
@@ -0,0 +1,10 @@
+Long: http2
+Tags: Versions
+Protocols: HTTP
+Added: 7.33.0
+Mutexed: http1.1 http1.0 http2-prior-knowledge
+Requires: HTTP/2
+See-also: no-alpn
+Help: Use HTTP 2
+---
+Tells curl to use HTTP version 2.