message: docs: Update manual with 1.12 changelog
diff: @@ -2138,6 +2138,27 @@ Because of the differences in document object models, performance considerations
  :!numbered:
  +[[v1.12]]
  +=== v1.12 ^2022-02-09^
  +
  +Maintenance release. Changes:
  +
  +* Bug fixes:
  + . Fix a bug in xml_document move construction when the source of the move is empty
  + . Fix const-correctness issues with iterator objects to support C++20 ranges
  +
  +* XPath improvements:
  + . Improved detection of overly complex queries that may result in stack overflow during parsing
  +
  +* Compatibility improvements:
  + . Fix Cygwin support for DLL builds
  + . Fix Windows CE support
  + . Add NuGet builds and project files for VS2022
  +
  +* Build system changes
  + . All CMake options now have the prefix `PUGIXML_`. This may require changing dependent build configurations.
  + . Many build settings are now exposed via CMake settings, most notably `PUGIXML_COMPACT` and `PUGIXML_WCHAR_MODE` can be set without changing `pugiconfig.hpp`
  +
  [[v1.11]]
  === v1.11 ^2020-11-26^
  