Initial import

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@10426 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Changed some private member variables to protected.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@10427 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Changed some private member variables to protected.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@10428 e0a1b77d-ad91-4216-81b1-defd5f83fa92