Kept only two namespaces ArduinoJson and ArduinoJson::Internals

src/ArduinoJson/StaticJsonBuffer.hpp

@@ -7,6 +7,7 @@
 #include "JsonBufferBase.hpp"
 
 namespace ArduinoJson {
+namespace Internals {
 
 class StaticJsonBufferBase : public JsonBufferBase<StaticJsonBufferBase> {
  public:
@@ -90,6 +91,7 @@ class StaticJsonBufferBase : public JsonBufferBase<StaticJsonBufferBase> {
   size_t _capacity;
   size_t _size;
 };
+}
 
 #if defined(__clang__)
 #pragma clang diagnostic push
@@ -105,9 +107,10 @@ class StaticJsonBufferBase : public JsonBufferBase<StaticJsonBufferBase> {
 // The template paramenter CAPACITY specifies the capacity of the buffer in
 // bytes.
 template <size_t CAPACITY>
-class StaticJsonBuffer : public StaticJsonBufferBase {
+class StaticJsonBuffer : public Internals::StaticJsonBufferBase {
  public:
-  explicit StaticJsonBuffer() : StaticJsonBufferBase(_buffer, CAPACITY) {}
+  explicit StaticJsonBuffer()
+      : Internals::StaticJsonBufferBase(_buffer, CAPACITY) {}
 
  private:
   char _buffer[CAPACITY];