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+NFD version 0.6.6
+-----------------
+
+Release date: April 29, 2019
+
+Note that this is the last release that encodes to `NDN packet format version 0.2.1
+<https://named-data.net/doc/NDN-packet-spec/0.2.1/>`__. A future release will continue to
+decode v0.2.1 format, but will encode to `v0.3 format
+<https://named-data.net/doc/NDN-packet-spec/0.3/>`__.
+
+New features
+^^^^^^^^^^^^
+
+- Initial code changes for self-learning for broadcast and ad hoc wireless faces
+  (:issue:`4281`)
+
+  * ``EndpointId`` field in PIT in-record and out-record (:issue:`4842`)
+
+  * ``FaceEndpoint`` parameter in Forwarding and Strategy API (:issue:`4849`)
+
+Improvements and bug fixes
+^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+- Fix to properly handle consumer retransmission in AsfStrategy (:issue:`4874`)
+
+- Fix compilation error when dropping privileges is not supported, e.g., on Android platform
+  (:issue:`4833`)
+
+- Replace all uses of ``BOOST_THROW_EXCEPTION`` with ``NDN_THROW``, and custom
+  ``nfd::getExtendedErrorMessage`` with standard ``boost::diagnostic_information`` for error
+  message formatting (:issue:`4834`)
+
+- Fix compilation against recent versions of Boost libraries (:issue:`4890`, :issue:`4923`)
+
+- Fix display of satisfied/unsatisfied Interests in ``nfd-status-http-server`` (:issue:`4720`)
+
+- Move ``NFD_VERSION{,_BUILD}_STRING`` to ``version.cpp`` to avoid re-compilation when the git
+  commit hash changes
+
+- Code optimizations, modernizations, and deduplications:
+
+  * Switch to use ndn-cxx's ``getRandomNumberEngine()``
+
+  * Switch to ``std::thread`` and ``thread_local``
+
+- Code reorganization:
+
+  * Move entire ``rib`` subdir to ``daemon/rib``, except for ``RibManager``, which is moved to
+    ``daemon/mgmt`` (:issue:`4528`)
+
+  * Move NFD-specific files from ``core/`` to ``daemon/`` folder (:issue:`4922`)
+
+  * Eliminate ``scheduler::{schedule,cancel}`` wrappers
+
+  * Merge ``ManagerBase`` with ``NfdManagerBase`` (:issue:`4528`)
+
+  * Introduce and make use of ``NullLinkService`` and ``NullTransport`` (:issue:`4528`)
+
+- Test suite refactoring
+
+  * ``IdentityManagementFixture`` renamed to ``KeyChainFixture`` and no longer derives from
+    ``BaseFixture``
+
+  * Introduce ``ClockFixture``
+
+  * ``unit-tests-{core,tools}`` no longer require a global ``io_service``
+
+  * Eliminate use of ``Selectors`` in CS tests (:issue:`4805`)
+
+- Update documentation
+
+Removals
+^^^^^^^^
+
+- Support for ``unit-tests.conf`` (use ``NDN_LOG`` to customize)