adopt explicit initialization - with the exception of trivial classes (#122)

lib/framework/APSettingsService.h

@@ -68,12 +68,12 @@ class APSettingsService : public StatefulService<APSettings> {
   HttpEndpoint<APSettings> _httpEndpoint;
   FSPersistence<APSettings> _fsPersistence;
 
-  // for the mangement delay loop
-  unsigned long _lastManaged;
-
   // for the captive portal
   DNSServer* _dnsServer;
 
+  // for the mangement delay loop
+  unsigned long _lastManaged;
+
   void reconfigureAP();
   void manageAP();
   void startAP();