Still old or false syntax in code

[TobiasNx]

based on the search for:
do list(path)

metafacture/metafacture-fix/misc/vim/syntax/syntax-sample.fix
metafacture/metafacture-fix/metafix/src/test/java/org/metafacture/metafix/FixParsingTest.java

[blackwinter]

The samples were taken from some Catmandu cheat sheet, IIRC. But I agree, we should only showcase valid syntax.