Revert "Merge branch 'master' of https://github.com/1technophile/OpenMQTTGateway"

This reverts commit a70c33a68e, reversing
changes made to f515f9c03a.

lib/ArduinoJson/test/JsonObject/size.cpp

@@ -1,23 +0,0 @@
-// ArduinoJson - arduinojson.org
-// Copyright Benoit Blanchon 2014-2018
-// MIT License
-
-#include <ArduinoJson.h>
-#include <catch.hpp>
-#include <string>
-
-TEST_CASE("JsonObject::size()") {
-  DynamicJsonBuffer jb;
-  JsonObject& _object = jb.createObject();
-
-  SECTION("increases when values are added") {
-    _object.set("hello", 42);
-    REQUIRE(1 == _object.size());
-  }
-
-  SECTION("doesn't increase when the smae key is added twice") {
-    _object["hello"] = 1;
-    _object["hello"] = 2;
-    REQUIRE(1 == _object.size());
-  }
-}