[SEBA-882] add Sadis server

Change-Id: I2c973a940ccf1398b1c122908769e806eaa1dd14
diff --git a/vendor/modules.txt b/vendor/modules.txt
index c327981..101435c 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -36,6 +36,8 @@
 github.com/google/gopacket
 github.com/google/gopacket/layers
 github.com/google/gopacket/pcap
+# github.com/gorilla/mux v1.7.3
+github.com/gorilla/mux
 # github.com/grpc-ecosystem/grpc-gateway v1.11.3
 github.com/grpc-ecosystem/grpc-gateway/codegenerator
 github.com/grpc-ecosystem/grpc-gateway/internal