Initialize client library before resource creation

Device Management client 4.4.0 release has a bug concerning
resource initializion (specifically factory reset/device resources)
which has a dependency to timers.

Initializing client before resource generators ensures that also
timers have been initialized.

Author: teetak01

main.cpp

@@ -200,6 +200,15 @@ int main(void)
         return -1;
     }
 
+#ifdef MBED_CLOUD_CLIENT_SUPPORT_UPDATE
+    cloud_client = new MbedCloudClient(client_registered, client_unregistered, client_error, NULL, update_progress);
+#else
+    cloud_client = new MbedCloudClient(client_registered, client_unregistered, client_error);
+#endif // MBED_CLOUD_CLIENT_SUPPORT_UPDATE
+
+    // Initialize client
+    cloud_client->init();
+
     printf("Create resources\n");
     M2MObjectList m2m_obj_list;
 
@@ -252,12 +261,6 @@ int main(void)
 
     printf("Register Pelion Device Management Client\n\n");
 
-#ifdef MBED_CLOUD_CLIENT_SUPPORT_UPDATE
-    cloud_client = new MbedCloudClient(client_registered, client_unregistered, client_error, NULL, update_progress);
-#else
-    cloud_client = new MbedCloudClient(client_registered, client_unregistered, client_error);
-#endif // MBED_CLOUD_CLIENT_SUPPORT_UPDATE
-
     cloud_client->on_registration_updated(client_registration_updated);
 
     cloud_client->add_objects(m2m_obj_list);