code: public List<String> findPaths(URL searchIn, String include, String exclude) {
          return findPaths(CodeLocations.getPathFromURL(searchIn), asCSVList(include), asCSVList(exclude));
      }
docs: Finds paths from a source URL, allowing for single include/exclude
  pattern. Paths found are normalised by {@link
  StoryFinder#normalise(List<String>)}
  
  @param searchIn the source URL to search in
  @param include the include pattern, or <code>""</code> if none
  @param exclude the exclude pattern, or <code>""</code> if none
  @return A List of paths found