enhancement - be less strict on unknown dimensions (see commit 9566), but rather catch the unknown dimord in ft_selectdata and remove the field from further processing. This resolves a regression error that was detected with test_bug1881


git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@9574 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0
automatically synchronized identical files to revision 9574

git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@9575 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0