hpcc-systems/HPCC-Platform — pull request #1585 by RussWhitehead (2012-02-16 16:52:57+00:00)
Title: FIX: gh-1549 HThor to warn on unsupported sort algo

Change Roxie and HThor sort algorithm selection to create a warning,
and select the appropriate default algorithm, if ECL specified an
invalid algorithm

Signed-off-by: William Whitehead