ArduinoJson v6.2.3-beta
* Fixed exception when using Flash strings as object keys (issue #784)

ArduinoJson 6.2.2-beta
* Fixed `invalid application of 'sizeof' to incomplete type '__FlashStringHelper'` (issue #783)
* Fixed `char[]` not duplicated when passed to `JsonVariant::operator[]`

ArduinoJson 6.2.1-beta
* Fixed `JsonObject` not inserting keys of type `String` (issue #782)

ArduinoJson 6.2.0-beta
* Disabled lazy number deserialization (issue #772)
* Improved float serialization when `-fsingle-precision-constant` is used
* Renamed function `RawJson()` to `serialized()`
* `serializeMsgPack()` now supports values marked with `serialized()`

ArduinoJson 6.1.0-beta
* Return `JsonArray` and `JsonObject` by value instead of reference (issue #309)
* Replaced `success()` with `isNull()`

ArduinoJson 6.0.1-beta
* Fixed conflicts with `isnan()` and `isinf()` macros (issue #752)

ArduinoJson 6.0.0-beta
* Added `DynamicJsonDocument` and `StaticJsonDocument`
* Added `deserializeJson()`
* Added `serializeJson()` and `serializeJsonPretty()`
* Added `measureJson()` and `measureJsonPretty()`
* Added `serializeMsgPack()`, `deserializeMsgPack()` and `measureMsgPack()` (issue #358)
* Added example `MsgPackParser.ino` (issue #358)
* Added support for non zero-terminated strings (issue #704)
* Removed `JsonBuffer::parseArray()`, `parseObject()` and `parse()`
* Removed `JsonBuffer::createArray()` and `createObject()`
* Removed `printTo()` and `prettyPrintTo()`
* Removed `measureLength()` and `measurePrettyLength()`
* Removed all deprecated features

ArduinoJson 5.13.2
* Fixed `JsonBuffer::parse()` not respecting nesting limit correctly (issue #693)
* Fixed inconsistencies in nesting level counting (PR #695 from Zhenyu Wu)
* Fixed null values that could be pass to `strcmp()` (PR #745 from Mike Karlesky)
* Added macros `ARDUINOJSON_VERSION`, `ARDUINOJSON_VERSION_MAJOR`...

ArduinoJson 5.13.1
* Fixed `JsonVariant::operator|(int)` that returned the default value if the variant contained a double (issue #675)
* Allowed non-quoted key to contain underscores (issue #665)

ArduinoJson 5.13.0
* Changed the rules of string duplication (issue #658)
* `RawJson()` accepts any kind of string and obeys to the same rules for duplication
* Changed the return type of `strdup()` to `const char*` to prevent double duplication
* Marked `strdup()` as deprecated

ArduinoJson 5.12.0
* Added `JsonVariant::operator|` to return a default value
* Added a clear error message when compiled as C instead of C++ (issue #629)
* Added detection of MPLAB XC compiler (issue #629)
* Added detection of Keil ARM Compiler (issue #629)
* Added an example that shows how to save and load a configuration file
* Reworked all other examples

ArduinoJson 5.11.2
* Fixed `DynamicJsonBuffer::clear()` not resetting allocation size (issue #561)
* Fixed incorrect rounding for float values (issue #588)

ArduinoJson 5.11.1
* Removed dependency on `PGM_P` as Particle 0.6.2 doesn't define it (issue #546)
* Fixed warning "dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]"
* Fixed warning "floating constant exceeds range of 'float' [-Woverflow]" (issue #544)
* Fixed warning "this statement may fall through" [-Wimplicit-fallthrough=] (issue #539)
* Removed `ARDUINOJSON_DOUBLE_IS_64BITS` as it became useless.
* Fixed too many decimals places in float serialization (issue #543)

ArduinoJson 5.11.0
* Made `JsonBuffer` non-copyable (PR #524 by @luisrayas3)
* Added `StaticJsonBuffer::clear()`
* Added `DynamicJsonBuffer::clear()`

ArduinoJson 5.10.1
* Fixed IntelliSense errors in Visual Micro (issue #483)
* Fixed compilation in IAR Embedded Workbench (issue #515)
* Fixed reading "true" as a float (issue #516)
* Added `ARDUINOJSON_DOUBLE_IS_64BITS`
* Added `ARDUINOJSON_EMBEDDED_MODE`

ArduinoJson 5.10.0
* Removed configurable number of decimal places (issues #288, #427 and #506)
* Changed exponentation thresholds to `1e7` and `1e-5` (issues #288, #427 and #506)
* `JsonVariant::is<double>()` now returns `true` for integers
* Fixed error `IsBaseOf is not a member of ArduinoJson::TypeTraits` (issue #495)
* Fixed error `forming reference to reference` (issue #495)

ArduinoJson 5.9.0
* Added `JsonArray::remove(iterator)` (issue #479)
* Added `JsonObject::remove(iterator)`
* Renamed `JsonArray::removeAt(size_t)` into `remove(size_t)`
* Renamed folder `include/` to `src/`
* Fixed warnings `floating constant exceeds range of float`and `floating constant truncated to zero` (issue #483)
* Removed `Print` class and converted `printTo()` to a template method (issue #276)
* Removed example `IndentedPrintExample.ino`
* Now compatible with Particle 0.6.1, thanks to Jacob Nite (issue #294 and PR #461 by @foodbag)

ArduinoJson 5.8.4
* Added custom implementation of `strtod()` (issue #453)
* Added custom implementation of `strtol()` (issue #465)
* `char` is now treated as an integral type (issue #337, #370)

ArduinoJson 5.8.3
* Fixed an access violation in `DynamicJsonBuffer` when memory allocation fails (issue #433)
* Added operators `==` and `!=` for two `JsonVariant`s (issue #436)
* Fixed `JsonVariant::operator[const FlashStringHelper*]` (issue #441)

ArduinoJson 5.8.2
* Fixed parsing of comments (issue #421)
* Fixed ignored `Stream` timeout (issue #422)
* Made sure we don't read more that necessary (issue #422)
* Fixed error when the key of a `JsonObject` is a `char[]` (issue #423)
* Reduced code size when using `const` references
* Fixed error with string of type `unsigned char*` (issue #428)
* Added `deprecated` attribute on `asArray()`, `asObject()` and `asString()` (issue #420)