bugfix - resolved regression error due to typo and due to confusion in meg+ref channels, now it always works for all channels


git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@8790 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0
automatically synchronized identical files to revision 8790

git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@8791 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0