remove external libraries from main branch

1 files changed, 0 insertions, 19 deletions

diff --git a/include/lib/ArduinoJson/Polyfills/isInteger.hpp b/include/lib/ArduinoJson/Polyfills/isInteger.hpp
deleted file mode 100644
index 8049079..0000000
--- a/include/lib/ArduinoJson/Polyfills/isInteger.hpp
+++ /dev/null
@@ -1,19 +0,0 @@
-// ArduinoJson - arduinojson.org
-// Copyright Benoit Blanchon 2014-2018
-// MIT License
-
-#pragma once
-
-#include "./ctype.hpp"
-
-namespace ArduinoJson {
-namespace Internals {
-
-inline bool isInteger(const char* s) {
-  if (!s || !*s) return false;
-  if (issign(*s)) s++;
-  while (isdigit(*s)) s++;
-  return *s == '\0';
-}
-}  // namespace Internals
-}  // namespace ArduinoJson