Updated JavaDocs for the IMolecule removal

Change-Id: I09b9e4998eccbb9ac737f8a3a50ba70b67503856

Signed-off-by: John May <john.wilkinsonmay@gmail.com>
Updated JavaDocs for the IMolecule removal

Change-Id: I8c3406389473871c8b24baed808bb55a786f295f

Signed-off-by: John May <john.wilkinsonmay@gmail.com>