Revert "Issue #806982 by lokapujya, gnuget, miqmago, shashi1028, Floydm, bfroehle, kathyh, sreynen: Tables should take an optional footer variable and produce <tfoot>."

This reverts commit 580fd45d3218eb5d4408ff64ca30b6544a74e128.
Issue #2278025 by duellj | alexpott: Fixed Remove retrieveTemporaryFiles().