bug fix(core,pandoc): cast ref docs to Path #1341#1344

MyPyDavid merged 3 commits into2.3.1rdmorganiser/rdmo:2.3.1from

1341-bug-in-doxc-export-str-object-has-no-attribute-existsrdmorganiser/rdmo:1341-bug-in-doxc-export-str-object-has-no-attribute-existsCopy head branch name to clipboard