OPENNLP-847 Change visibility of deprecated train methods.

The train methods should not be possible to use anymore by client code.
Some of the methods allow training models which can't be instantiated afterwards.



git-svn-id: https://svn.apache.org/repos/asf/opennlp/trunk@1741167 13f79535-47bb-0310-9956-ffa450edef68
1 file changed