PRD-4558: Build file fixes - the second try

Changed Subfloor to prove that the subfloor classpath order does matter. Also added the forkmode setting that I was requesting in CM-403, which allows our tests to run without waiting hours!

Cosmetics: Added some metadata declarations so that the log gets considerably smaller.

This PR also fixes two tests, regenerates the golden samples to update it to the changed crosstab-details-header settings.