Fixed problem where unprune() step caused root node to not be labeled a leaf when it really is a leaf. This only caused problems when unpruned tree consists of a single node that is a leaf node.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@10490 e0a1b77d-ad91-4216-81b1-defd5f83fa92
From Eibe: Fixed problem where unprune() step caused root node to not be labeled a leaf when it really is a leaf. This only caused problems when unpruned tree consists of a single node that is a leaf node.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@10491 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Updated Description.props to version 1.0.4

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka@10492 e0a1b77d-ad91-4216-81b1-defd5f83fa92