Full-Text RSS site config tests

The tests should run once a day and currently only check for the following:

This is still a work in progress and we plan to expand these tests to include testing XPath expressions.

Tests in progress. There are -10 files still to be tested. See previous test results.

Content fail (extracted content does not contain expected text)

0 site config files that need attention

    HTTP fail (problems retrieving test URLs)

    0 site config files that need attention

      Warnings (possible mismatch between test URLs and site config hostname)

      0 site config files that need attention