[Dune] Flyspray task #27 - -DWITH_INDEX_SETS to be removed from the grid tests

[flyspray at example.com]

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Task summary: -DWITH_INDEX_SETS to be removed from the grid tests 

You can find more information about this bug at the Flyspray page:
http://example.com/flyspray/index.php?do=details&id=27