Pyndn

-----------------------------

Changes
* https://redmine.named-data.net/issues/4807 Print a warning if the application
didn't call Interest.setDefaultCanBePrefix() or set the Interest's CanBePrefix.
* https://redmine.named-data.net/issues/4869 Renamed ForwardingFlags to RegistrationOptions.
* https://redmine.named-data.net/issues/4869 In RegistrationOptions, added setOrigin()
to use in the flags argument of registerPrefix.
* https://redmine.named-data.net/issues/4813 In Face, added putNack().

Deprecated
* Deprecated ForwardingFlags. Use RegistrationOptions.

Bug fixes
* https://github.com/named-data/PyNDN2/pull/6 Change asyncio.async to ensure_future
for compatibility with Python 3. (Thanks to Nabil Schear!)
* https://redmine.named-data.net/issues/4926 In decoding Data, make MetaInfo
and Content optional.
* https://redmine.named-data.net/issues/4813 In Face, added putNack().
* https://redmine.named-data.net/issues/4968 In examples, updated ControlParameters protobuf.

----------------------------

Changes
* https://redmine.named-data.net/issues/4655 Added name-based access control v2,
EncryptorV2, DecryptorV2 and AccessControlV2, with integration tests.
* In Face, added method setInterestLoopbackEnabled.

Deprecated
* In Interest, deprecated getParameters, setParameters and hasParameters. Use
getApplicationParameters, setApplicationParameters and hasApplicationParameters.

----------------------------

Changes
* https://redmine.named-data.net/issues/4591 Accept Interests encoded with
packet format v0.3.
* https://redmine.named-data.net/issues/4397 In Name, API for typed name components.
* https://redmine.named-data.net/issues/4593 UdpTransport: specify local port.
* https://redmine.named-data.net/issues/4701 Added ComponentType.PARAMETERS_SHA256_DIGEST,
and support params-sha256=<hex-value> in the name URI.

Bug fixes
* https://redmine.named-data.net/issues/4605 Support years > 2038 on 32-bit processors.
* In ChronoSync2013 timeout, get the digest component based on the broadcast
prefix size instead of a hard-coded value.
* https://github.com/named-data/jndn/pull/22 In decodeLpPacket, fix the check for
ignoring an unrecognized field type.
* https://redmine.named-data.net/issues/4736 In MemoryContentCache, use a default
InterestLifetime and removed support for infinite lifetime.

----------------------------

Bug fixes
* https://redmine.named-data.net/issues/4428 MustBeFresh should be false if the
decoded Interest has no selectors.
* https://redmine.named-data.net/issues/1860 Recompile Protobuf files with
protoc from protobuf 3, so that they work with Python 3.

Changes
* https://redmine.named-data.net/issues/4064 Rename KeyType.ECDSA and EcdsaKeyParams
to KeyType.EC and EcKeyParams. Deprecated KeyType.ECDSA and EcdsaKeyParams.
* https://redmine.named-data.net/issues/4449 In Data, added getCongestionMark().
* https://redmine.named-data.net/issues/4576 Update deprecated signer/verifier to
sign/verify. You may need to do `sudo pip install --upgrade cryptography` .
* Added security CommandInterestSigner.
* Added security ValidationPolicyCommandInterest.
* In MemoryContentCache, added setMinimumCacheLifetime which can extend the
cache lifetime of content to match an Interest where MustBeFresh is false.

Deprecated
* Deprecated KeyType.ECDSA. Use KeyType.EC.
* Deprecated EcdsaKeyParams. Use EcKeyParams.

----------------------------

Changes
* https://redmine.named-data.net/issues/4046
Added the security v2 Validator and policies such as ValidationPolicyConfig.
Updated examples to use the security v2 Validator.
Added security v2 Validator integration tests.

----------------------------

Bug fixes
* https://redmine.named-data.net/issues/4023 Ported the latest NDN regex code
from ndn-cxx which fixes errors for complex expressions.
* https://redmine.named-data.net/issues/4466 In KeyChain.importSafeBag, handle
exceptions from Tpm.importPrivateKey.

Changes
* https://redmine.named-data.net/issues/4045 Major update to add security v2.
Added CertificateV2, SafeBag and classes related to Pib and Tpm.
In KeyChain, added security v2 constructors and methods.
The default KeyChain constructor checks for and uses security v2 storage.
Updated ConfigPolicyManager to support CertficiateV2.
Updated SelfVerifyPolicyManager to support security v2 PibImpl,
Updated examples to use the security v2 KeyChain.
Added security v2 unit and integration tests.
(The security v2 Validator will be available soon.)
* https://redmine.named-data.net/issues/3812 In encrypt GroupManager, save private
keys in memory to avoid regenerate group key pairs.
* https://redmine.named-data.net/issues/4251 Added Interest get/setForwardingHint.

Deprecated
* In Interest, deprecated link object and selected delegation methods.
Use get/setForwardingHint.