message: ADD doxygen for PWGPP and PWGPP/test
diff: @@ -809,7 +809,9 @@ INPUT = @CMAKE_SOURCE_DIR@/doxygen \
  @CMAKE_SOURCE_DIR@/PWG/Tools \
  @CMAKE_SOURCE_DIR@/PWGHF \
  @CMAKE_SOURCE_DIR@/PWGHF/vertexingHF \
  - @CMAKE_SOURCE_DIR@/PWGHF/vertexingHF/macros
  + @CMAKE_SOURCE_DIR@/PWGHF/vertexingHF/macros \
  + @CMAKE_SOURCE_DIR@/PWGPP \
  + @CMAKE_SOURCE_DIR@/PWGPP/test/testAliAnalysisTaskFiltered
  # This tag can be used to specify the character encoding of the source files
  # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
  