message: Remove clean commands that removed generated files in src/
  For a while now, generated files are not clobbering the
  source directory anymore, so this temporary measure can
  be removed.
diff: @@ -94,22 +94,6 @@ test: release test/unittest test/regression
  clean:
  $(RM) -r build dbuild coverage-build dist tests/TestInstall/build
  - # Only here for a short while until everyone who has checked out
  - # the sources cleans the old codegen locations.
  - $(RM) src/SourceCompile/VObjectTypes.h \
  - src/SourceCompile/VObjectTypes.cpp \
  - src/API/vobjecttypes_py.h \
  - src/SourceCompile/SV3_1aTreeShapeListener.h \
  - src/SourceCompile/SV3_1aPpTreeShapeListener.h
  - $(RM) src/API/SV3_1aPythonListener.h \
  - src/API/slSV3_1aPythonListener.py \
  - src/API/slapi_wrap.cxx \
  - src/API/slapi_scripts.h \
  - src/API/slapi.py
  - $(RM) src/Cache/header_generated.h \
  - src/Cache/parser_generated.h \
  - src/Cache/preproc_generated.h \
  - src/Cache/python_api_generated.h
  install: release
  cmake --install build
  