ndn-cxx version 0.6.5
---------------------

Release date: February 4, 2019

New features
^^^^^^^^^^^^

- More support for `NDN packet format version 0.3
  <https://named-data.net/doc/NDN-packet-spec/0.3/>`__ (:issue:`4527`)

  * Stop using ``ChildSelector`` in ``NotificationSubscriber`` (:issue:`4664`)

  * Stop using ``ChildSelector`` in ``CertificateBundleFetcher``  (:issue:`4665`)

- Support floating point numbers in TLV-VALUE (:issue:`4612`)

- Scoped prefix registration, scoped Interest filter, and scoped pending Interest
  (:issue:`3919`, :issue:`4316`)

- Counters for satisfied and unsatisfied Interests in :ndn-cxx:`ForwarderStatus`
  (:issue:`4720`)

- :ndn-cxx:`random::getRandomNumberEngine` in the public API

- :ndn-cxx:`MetadataObject` class to encode/decode RDR-style metadata (:issue:`4707`)

- :ndn-cxx:`SegmentFetcher::stop` (:issue:`4692`)

Improvements and bug fixes
^^^^^^^^^^^^^^^^^^^^^^^^^^

- Switch to AES-256 for private key encryption in PKCS #8 export

- Use OpenSSL-based routines for PKCS #8 decoding/decryption when exporting keys from the
  macOS Keychain (:issue:`4450`)

- Forbid unrecognized TLVs before ``Name`` (:issue:`4667`)

- Stop accepting NonNegativeInteger as sequence number in NDNLP (:issue:`4598`)

- Add exponential backoff in :ndn-cxx:`CertificateFetcherFromNetwork` (:issue:`4718`,
  :issue:`4712`)

- Throw exception when loading an orphaned ``ValidationPolicyConfig`` (API violation)
  (:issue:`4758`)

- Prevent memory pool size from becoming zero in :ndn-cxx:`InMemoryStorage` (:issue:`4769`)

- Clean up fetchers when destructing :ndn-cxx:`nfd::Controller` (:issue:`4775`)

- Fix ``SegmentFetcher`` undefined behavior caused by uncanceled pending interest
  (:issue:`4770`)

- Seed the PRNG with more entropy (:issue:`4808`)

- Backport C++17 ``std::any`` and ``std::variant`` as ``ndn::any`` and ``ndn::variant``

- Reimplement ``scheduler::EventId`` with ``CancelHandle`` (:issue:`4698`)

Deprecated
^^^^^^^^^^

- ``ndn-cxx/util/scheduler-scoped-event-id.hpp`` header, as it is now sufficient to use
  ``ndn-cxx/util/scheduler.hpp`` header (:issue:`4698`)

- Implicit conversion from nullptr to ``scheduler::EventId`` (:issue:`4698`)

Removed
^^^^^^^

- ``ndn::ip::address{,V6}FromString``

- ``SegmentFetcher::fetch`` (:issue:`4464`)

- ``{get,set}FinalBlockId()``

- Headers that were already considered internal implementation details have been explicitly
  moved to a ``detail/`` subdir to more clearly separate private and public headers