Fixed a bug that affected only the mode where predicted labels were appended.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@10813 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Fixed a bug that affected only the mode where predicted labels were appended.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@10814 e0a1b77d-ad91-4216-81b1-defd5f83fa92