HPCC-10203 Add manifest resource support for wildcards and relative URLS

A browser should automaticlly follow relative paths in html files.

Also add support for using wildcards in manifest resource filenames:

<Manifest>
    <Resource filename="resources/*" recursive='1'/>
 </Manifest>

Signed-off-by: Anthony Fishbeck <anthony.fishbeck@lexisnexis.com>