[SEBA-882] add Sadis server

Change-Id: I2c973a940ccf1398b1c122908769e806eaa1dd14
diff --git a/vendor/github.com/gorilla/mux/go.mod b/vendor/github.com/gorilla/mux/go.mod
new file mode 100644
index 0000000..cfc8ede
--- /dev/null
+++ b/vendor/github.com/gorilla/mux/go.mod
@@ -0,0 +1 @@
+module github.com/gorilla/mux