Doxygen warnings

[kmilos]

There are many warnings when building master:

warning: Tag 'OUTPUT_TEXT_DIRECTION' at line 102 of file 'C:/msys64/home/kmilos/libheif/build/Doxy
file' has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'CLANG_ASSISTED_PARSING' at line 1161 of file 'C:/msys64/home/kmilos/libheif/build/Do
xyfile' belongs to an option that was not enabled at compile time.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u", or recompile doxygen with this feature enabled.
warning: Tag 'CLANG_ADD_INC_PATHS' at line 1167 of file 'C:/msys64/home/kmilos/libheif/build/Doxyf
ile' belongs to an option that was not enabled at compile time.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u", or recompile doxygen with this feature enabled.
warning: Tag 'CLANG_OPTIONS' at line 1175 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfile' b
elongs to an option that was not enabled at compile time.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u", or recompile doxygen with this feature enabled.
warning: Tag 'CLANG_DATABASE_PATH' at line 1188 of file 'C:/msys64/home/kmilos/libheif/build/Doxyf
ile' belongs to an option that was not enabled at compile time.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u", or recompile doxygen with this feature enabled.
warning: Tag 'HTML_TIMESTAMP' at line 1335 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfile'
has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'FORMULA_TRANSPARENT' at line 1640 of file 'C:/msys64/home/kmilos/libheif/build/Doxyf
ile' has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'LATEX_SOURCE_CODE' at line 1953 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfil
e' has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'LATEX_TIMESTAMP' at line 1969 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfile'
 has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'RTF_SOURCE_CODE' at line 2043 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfile'
 has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'DOCBOOK_PROGRAMLISTING' at line 2148 of file 'C:/msys64/home/kmilos/libheif/build/Do
xyfile' has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'CLASS_DIAGRAMS' at line 2335 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfile'
has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'DOT_FONTNAME' at line 2377 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfile' ha
s become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'DOT_FONTSIZE' at line 2384 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfile' ha
s become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"
warning: Tag 'DOT_TRANSPARENT' at line 2632 of file 'C:/msys64/home/kmilos/libheif/build/Doxyfile'
 has become obsolete.
         To avoid this warning please remove this line from your configuration file or upgrade it us
ing "doxygen -u"