Fix possible edge case

Fixes the possible edge case where submitting the fourm but not setting an event name would clear the event name.

web/setup_settings.go

@@ -33,7 +33,13 @@ func (web *Web) settingsPostHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	eventSettings := web.arena.EventSettings
+	
+	previousName = eventSettings.Name
 	eventSettings.Name = r.PostFormValue("name")
+	if len(eventSettings.Name) < 1 && perviousName == "Untitled Event"{
+		eventSettings.Name = "Untitled Event"
+	}
+	
 	numAlliances, _ := strconv.Atoi(r.PostFormValue("numElimAlliances"))
 	if numAlliances < 2 || numAlliances > 16 {
 		web.renderSettings(w, r, "Number of alliances must be between 2 and 16.")