- Update to version 4.2.0
* RFC7231 date and time parsing and retry-after wired up to
lws_retry.
* `LWS_WITH_SUL_DEBUGGING` checks that no sul belonging to
Secure Streams and wsi objects are left registered on
destruction.
* Netlink monitoring on Linux dynamically tracks interface
address and routing changes, and immediately closes
connections on invalidated routes.
* RFC6724 DNS results sorting over ipv4 + ipv6 results,
according to available dynamic route information.
* Support new event library, sdevent (systemd native loop), via
`LWS_WITH_SDEVENT`.
* Reduce .rodata cost of role structs by making them sparse.
* Additional Secure Streams QA tests and runtime state
transition validation.
* SMD-over-ss-proxy documentation and helpers to simplify
forwarding.
* SSPC stream buffering at proxy and client set from policy by
streamtype.
* Trigger Captive Portal Detection if DNS resolution fails.
* Switch all logs related to wsi and Secure Streams to use
unique, descriptive tags instead of pointers (which may be
reallocated).
* Use NOITCE logging for Secure Streams and wsi lifecycle
logging using tags.
* Update SSPC serialization to include versioning on initial
handshake, and pass client pid to proxy so related objects are
tagged with it.
* Enable errors on -Wconversion pedantic type-related build