[VFS-451] Authentication fails using private key.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/vfs@1433253 13f79535-47bb-0310-9956-ffa450edef68
Remove odd character in Javadoc.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/vfs@1433270 13f79535-47bb-0310-9956-ffa450edef68