Prepare release

CHANGELOG.md

@@ -1,5 +1,33 @@
 # Changelog
 
+## 2021-04-16
+
+Major release with new fatures.
+In CI, C++17 is preferred now (but C++14 is still being tested on Linux),
+and the online documentation is updated automatically on merge.
+Boost is no longer required to build the tests, doctest is used instead.
+
+### Changed
+
+ - Change default bread date format to %Y-%m-%d %H:%M:%S.%N
+ - Make this_thread::get_id() the name of default_thread_local_writer
+
+### Added
+
+ - Make MSERIALIZE_MAKE_STRUCT_TAG support C-style array members
+ - Allow logging addresses, display them in hex
+ - Make time_point loggable with pretty printing
+ - Support logging of std::filesystem components
+ - Support logging of std::variant
+ - Support logging of std::error_code
+
+### Fixed
+
+ - Allow noexcept getters in C++17
+ - Repeated singular objects (e.g: empty tuple) do not spam the output
+ - Avoid not-helpful -Wtype-limits on GCC 10.2
+ - Fix bread bugs uncovered by fuzzy testing
+
 ## 2020-04-26
 
 Bugfix release with minor new features.