ArduinoJson: change log

HEAD

Remove BasicJsonDocument
Remove StaticJsonDocument
Add abstract Allocator class
Merge DynamicJsonDocument with JsonDocument
Remove JSON_ARRAY_SIZE(), JSON_OBJECT_SIZE(), and JSON_STRING_SIZE()
Remove ARDUINOJSON_ENABLE_STRING_DEDUPLICATION (string deduplication cannot be disabled anymore)
Remove JsonDocument::capacity()
Store the strings in the heap
Reference-count shared strings
Always store serialized("string") by copy (#1915)
Remove the zero-copy mode of deserializeJson() and deserializeMsgPack()
Fix double lookup in to<JsonVariant>()
Fix double call to size() in serializeMsgPack()
Include ARDUINOJSON_SLOT_OFFSET_SIZE in the namespace name
Remove JsonVariant::shallowCopy()
JsonDocument's capacity grows as needed, no need to pass it to the constructor anymore
JsonDocument's allocator is not monotonic anymore, removed values get recycled
Show a link to the documentation when user passes an unsupported input type
Remove JsonDocument::memoryUsage()
Remove JsonDocument::garbageCollect()
Add deserializeJson(JsonVariant, ...) and deserializeMsgPack(JsonVariant, ...) (#1226)
Call shrinkToFit() in deserializeJson() and deserializeMsgPack()
serializeJson() and serializeMsgPack() replace the content of std::string and String instead of appending to it
Replace add() with add<T>() (add(T) is still supported)
Remove createNestedArray() and createNestedObject() (use to<JsonArray>() and to<JsonObject>() instead)