# v0.17.1 — 2020-11-21
## Breaking
- roster: remove workaround for a bug in Go versions prior to 1.14 which is now
the earliest supported version
- xmpp: the `Encode` and `EncodeElement` methods now take a context and respect
its deadline
## Added
- internal/integration: new package for writing integration tests
- internal/integration/ejabberd: [Ejabberd] support for integration tests
- internal/integration/prosody: [Prosŏdy] support for integration tests
- internal/xmpptest: new `ClientServer` for testing two connected sessions
- xmpp: new `EncodeIQ` and `EncodeIQElement` methods
[Ejabberd]: https://www.ejabberd.im/
[Prosŏdy]: https://prosody.im/
## Fixed
- stanza: converting stanzas with empty to/from attributes no longer fails
- xmpp: fixed data race that could result in invalid session state and lead to
writes on a closed session and other state related issues
- xmpp: the `Send` and `SendElement` methods now respect the context deadline
## v0.17.0 — 2020-11-11
### Breaking
- sasl2: removed experimental package
- xmpp: removed option to make STARTTLS feature optional
### Added
- styling: new package implementing [XEP-0393: Message Styling]
- xmpp: `ConnectionState` method
### Fixed
- roster: iters that have errored no longer panic when closed
- sasl2: using TeeIn/TeeOut no longer breaks SCRAM based SASL mechanisms
- xmpp: using TeeIn/TeeOut no longer breaks SCRAM based SASL mechanisms
- xmpp: stream negotiation no longer fails when the only required
features cannot yet be negotiated because they depend on optional
features
[XEP-0393: Message Styling]: https://xmpp.org/extensions/xep-0393.html
# v0.16.0 — 2020-03-08
## Breaking
- xmpp: the end element is now included in the token stream passed to
handlers
- xmpp: SendElement now wraps the entire stream, not just the first
element
## Added
- receipts: new package implementing XEP-0333: Chat Markers
- roster: add handler and mux option for roster pushes
## Fixed
- mux: fix broken `Decode` and possible infinite loop due to cutting off the
last token in a buffered XML token stream
- roster: work around a bug in Go 1.13 where `io.EOF` may be returned from the
XML decoder
## v0.15.0 — 2020-02-28
### Breaking
- all: dropped support for versions of Go before 1.13
- mux: move `Wrap{IQ,Presence,Message}` functions to methods on the stanza types
### Added
- mux: ability to select handlers by stanza payload
- mux: new handler types and API
- ping: a function for easily encoding pings and handling errors
- ping: a handler and mux option for responding to pings
- stanza: ability to convert stanzas to/from `xml.StartElement`
- stanza: API to simplify replying to IQs
- uri: new package for parsing XMPP URI's and IRI's
- xtime: new package for handling XEP-0202: Entity Time and XEP-0082: XMPP Date and Time Profiles
### Fixed
- dial: if a port number is present in a JID it was previously ignored
## v0.14.0 — 2019-08-18
### Breaking
- ping: remove `IQ` function and replace with struct based API
### Added
- ping: add `IQ` struct based encoding API
### Changed
- stanza: a zero value `IQType` now marshals as "get"
- xmpp: read timeouts are now returned instead of ignored
### Fixed
- dial: fix broken fallback to domainpart
- xmpp: allow whitespace keepalives
- roster: the iterator now correctly closes the underlying TokenReadCloser
- xmpp: fix bug where stream processing could stop after an IQ was received
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## v0.13.0 — 2019-07-27
### Breaking
- xmpp: change [`Handler`] to take an [`xmlstream.TokenReadEncoder`]
- xmpp: replace `EncodeToken` and `Flush` with [`TokenWriter`]
- xmpp: replace `Token` with [`TokenReader`]
### Added
- examples/echobot: add graceful shutdown on SIGINT
- xmpp: [`Encode`] and [`EncodeElement`] methods
### Changed
- xmpp: calls to `Serve` no longer return [`io.EOF`] on success
### Fixed
- examples/echobot: calling `Send` from within the handler resulted in deadlock
- xmpp: closing the input stream was racy, resulting in invalid XML
[`EncodeElement`]: https://godoc.org/mellium.im/xmpp#Session.EncodeElement
[`Encode`]: https://godoc.org/mellium.im/xmpp#Session.Encode
[`Handler`]: https://godoc.org/mellium.im/xmpp#Handler
[`io.EOF`]: https://golang.org/pkg/io/#EOF
[`TokenReader`]: https://godoc.org/mellium.im/xmpp#Session.TokenReader
[`TokenWriter`]: https://godoc.org/mellium.im/xmpp#Session.TokenWriter
[`xmlstream.TokenReadEncoder`]: https://godoc.org/mellium.im/xmlstream#TokenReadEncoder
### Breaking
- dial: moved network dialing types and functions into new package.
- dial: use underlying net.Dialer's DNS Resolver in Dialer.
- stanza: change API of `WrapIQ` and `WrapPresence` to not abuse pointers
- xmpp: add new `SendIQ` API and remove response from `Send` and `SendElement`
### Fixed
- xmpp: let `Session.Close` operate concurrently with `SendElement` et al.
xmpp: make SendElement safe for concurrent use
roster: add roster fetching and async parsing
xmpp: clarify error message in example test