add fvt scenarios for edgex

fvt_scripts/setup_env.sh

@@ -35,4 +35,4 @@ else
   done
 fi
 
-fvt_scripts/start_vdmocker.sh
+fvt_scripts/start_vdmock.sh

fvt_scripts/start_pubmsg.sh

@@ -1,5 +0,0 @@
-#!/bin/bash
-
-go build -o pubmsg fvt_scripts/edgex/pub.go
-export BUILD_ID=dontKillMe
-nohup ./pubmsg > log/pubmsg.out 2>&1 &