Optimized UX and code structure

+ Added automatic self-sign certificate sniffing
+ Moved all constant into def.go
+ Added auto restart on port change when proxy server is running
+ Optimized slow search geoIP resolver by introducing new cache mechanism
+ Updated default incoming port to HTTPS instead of HTTP

src/cert.go

@@ -177,7 +177,10 @@ func handleListDomains(w http.ResponseWriter, r *http.Request) {
 
 // Handle front-end toggling TLS mode
 func handleToggleTLSProxy(w http.ResponseWriter, r *http.Request) {
-	currentTlsSetting := false
+	currentTlsSetting := true //Default to true
+	if dynamicProxyRouter.Option != nil {
+		currentTlsSetting = dynamicProxyRouter.Option.UseTls
+	}
 	if sysdb.KeyExists("settings", "usetls") {
 		sysdb.Read("settings", "usetls", &currentTlsSetting)
 	}