bugfix - fixed some issues related to the path to the test data, these were introduced in my commit https://code.google.com/p/fieldtrip/source/detail?r=10058


git-svn-id: svn+ssh://svn.fcdonders.nl/home/svnroot/fieldtrip/trunk@10060 0cf7c7f0-3615-4144-b4e6-68da3bce3cd0