v0.10.0

• fixed static keyword sometimes appearing twice on variables
• fixed constexpr keyword sometimes leaking into variable type
• fixed newer versions of pygments adding unnecessary markup to whitespace
• fixed malformed trailing return types in some circumstances
• fixed changelog page sometimes not having a table-of-contents
• added support for C++20's constinit
• added fallback to tomllib or tomli if pytomlpp is not available
• added command-line options --html, --no-html
• added command-line options --xml, --no-xml
• added command-line option --no-werror
• added CHANGES to the set of candidate changelog filenames
• deprecated command-line option --xmlonly
• removed command-line option --doxygen