Valid HTML for the meta tag...
Moving the code highlighting out into a separate middleware rather than having it integrated in the markdown middleware.
Added an additional middleware - include swaps <link rel="include" /> elements with the contents of the referenced file (optionally wrapping it in a code block if a data-lang attribute is included)...
Added the ability to specify a subset of lines from the referenced file to include
Swapped jsdom for cheerio and updated relevant middlewares
Updated expected html files to match cheerio's dom rendering
Fixing the basePath filter to work now that the root of the site is treated as /