Support setting admin password and temp stream key via cli flag

config/config.go

@@ -40,6 +40,9 @@ var BuildPlatform = "dev"
 // EnableAutoUpdate will explicitly enable in-place auto-updates via the admin.
 var EnableAutoUpdate = false
 
+// A temporary stream key that can be set via the command line.
+var TemporaryStreamKey = ""
+
 // GetCommit will return an identifier used for identifying the point in time this build took place.
 func GetCommit() string {
 	if GitCommit == "" {