2018-01-11 version 1.2.2:

* Fix bug to occur SEGV occasionally (depends on GC timing) when exttype is used

* Fix bug to encode an ext type with wrong type id if superclass is also registered as ext type

2017-12-08 version 1.2.1:

* Hotfix release only for JRuby: 1.2.0-java was built in incorrect way

2017-12-07 version 1.2.0:

* Add MessagePack::Factory#dump and MessagePack::Factory#load as convenient methods

like MessagePack.dump and MessagePack.load

* Fix bug to accept MessagePack::Factory#register_type after #freeze

2017-02-28 version 1.1.0:

* Fix the extention type handling to accept modules in addition to classes

2017-01-24 version 1.0.3:

* Support Ruby 2.4

2016-10-17 version 1.0.2:

* Bump version up to release newer version to fix broken gem release for JRuby

2016-10-17 version 1.0.1:

* Fix a bug to crash at packer when ext type is registered for superclass of packed object

* Fix JRuby implementation about inconsistent API of Unpacker constructor

2016-07-08 version 1.0.0:

* Fix to be able to pack Symbol with ext types

* Fix for MRI 2.4 (Integer unification)

2016-05-10 version 0.7.6:

* Fix bug to raise IndexOutOfBoundsException for Bignum value with small int in JRuby

2016-04-06 version 0.7.5:

* Improved support for i386/armel/armhf environments

* Fix bug for negative ext type id and some architectures (arm*)

2016-01-08 version 0.7.4:

* Improved compatibility of Packer between CRuby and JRuby about argument IO-ish object values.

2016-01-07 version 0.7.3:

* Add Packer#write_float32 method to pack floating point numbers into FLOAT of messagepack.

2016-01-06 version 0.7.2:

* Improved compatibility of Unpacker between CRuby and JRuby to accept stream-like object

by checking respond_to(:read) in addition to class check

2015-11-20 version 0.7.1:

* Fixed bug to pack/unpack ext type objects larger than 256bytes incorrectly.

2015-10-24 version 0.7.0:

* Add extention types support.

* Fix to share almost all test cases between CRuby and JRuby implementations.

* Fixed JRuby implementation to raise UnknownExtTypeError for unregistered ext type ids

instead to generate MessagePack::ExtensionValue instances.

(Specify `allow_unknown_ext: true` as unpacker option for v0.6.x behavior.)

2015-07-22 version 0.6.2:

* Fix release workflow: Ruby 2.1 and 2.2 are supported for Windows (2.0 is omitted)

* Fix to encode symbols along its encoding

* Fix segmentation fault in minor case

2015-07-01 version 0.6.1:

* Added :compatibility_mode option to Packer#initialize. Default is false. If it

is set to true, str8 format and bin format family will not be used.

2015-05-26 version 0.6.0:

* Added support for Binary types

* Fixed to encode/decode between Binary types and ASCII-8BIT Ruby String objects

2015-05-21 version 0.5.12:

* Added support for JRuby 9K.

* Added a benchmarking suite.

* Fixed a bug in the handling of options given to MessagePack.unpack in JRuby.

2015-02-04 version 0.5.11:

* Fixed Encoding::CompatibilityError error when serializing a long string

longer than write_reference_threshold (5KB by default) and whose encoding

is not ASCII-8BIT.

* Fix read_(map|array)_header (@funny-falcon++).

* Internally, rename msgpack_unpacker_{init,reset,destroy} functions

so that we can load msgpack-c in the same process (@miihael++)

2015-01-09 version 0.5.10:

* Merged msgpack-jruby by @iconara. JRuby can run `require 'msgpack'` to use

msgpack-jruby.

2014-10-05 version 0.5.9:

* Fixed Unpacker#read_map_header and #read_array_header

* Added support for Symbol GC added since MRI 2.2.0

2013-12-14 version 0.5.8:

* Fixed compatibility with Ruby 2.1.0

* Added :symbolize_keys option to MessagePack.load and Unpacker#initialize

2013-10-12 version 0.5.7:

* Added deserialization support for the new MessagePack spec

2013-09-23 version 0.5.6:

* Fixed "can't modify frozen String" exception in Unpacker with ruby 2.1.0-dev

* Getting work with Ruby v2.0 on Windows (Thank you @thegreendroid)

* Fixed EOFError handling in Unpacker

2013-05-12 version 0.5.5:

* Fixed SEGV problem in to_msgpack

* Fixed a possible race condition in MessagePack.load when it loads data from IO

* mingw32 package includes binary for ruby-2.0.0

2013-03-15 version 0.5.4:

* Added missing MessagePack::Unpacker#reset method

2013-02-14 version 0.5.3:

* Fixed segfault problem on Buffer#clear (reuse rmem internal fragment optimization)

* Fixed segfault problem on Buffer (rmem free code)

2013-02-07 version 0.5.2:

* Fixed invalid pack/unpack on 32bit architecture such as Win32

* Disable rmem on Rubinius because rmem is not thread safe

2012-12-23 version 0.5.1:

* Fixed compile error with Rubinius 2.0.0-dev

* Optimized msgpack_packer_write_hash for Rubinius

2012-12-20 version 0.5.0:

* Rewrote all code and improved performance significantly

* Added MessagePack::Buffer class

* Added MessagePack::Packer class

* Added Packer#buffer and Unpacker#buffer accessors which return MessagePack::Buffer

* Added Packer#write_{array,map}_header and Unpacker#read_{array,map}_header methods

* Added Packer#write_nil and Unpacker#skip_nil methods

* Added Packer#write -> #pack alias and Unpacker#read method

* Added exception classes - UnpackError, MalformedFormatError, StackError and TypeError

* Added MessagePack.dup -> .pack and MessagePack.load -> .unpack aliases

* Added Packer#empty?, #size and #clear methods

* Added Packer#write_to(io) method to flush serialized data to IO efficiently

* Added Unpacker#skip method to skip an object efficiently

* Removed obsoleted Unpacker#fill, #execute, #execute_limit, #finished? and #data methods

* Removed obsoleted Unapcker#stream and #stream= methods. Use unpacker.buffer.io instead

2012-05-05 version 0.4.7:

* Fixed serialization of double values on ARM OABI architectures

* Fixed byteorder problem on big-endian platforms

* Don't use MRI internals in the Ruby extension for Rubinius

* Detect whether st.h is present and don't use RUBY_VM as the condition for

Rubinius

2011-08-08 version 0.4.6:

* Fixed compile error problem on Mac OS X Lion

2011-05-09 version 0.4.5:

* Improves compatibility with JRuby

2010-11-28 version 0.4.4:

* Adds Unpacker#feed_each method

* Improves compatibility with Rubinius

* Improves compatibility with ruby-1.8.5

* Encodings of String instances to UTF-8 on Ruby 1.9

2010-06-29 version 0.4.3:

* Adds MessagePack::VERSION constant

* Fixes SEGV problem caused by GC bug at MessagePack_Unpacker_mark