rte_cfgfile_section_num_entries_by_index() is added to get the number of
entries of a section when multiple sections of the same name are
present.
Signed-off-by: Guduri Prathyusha <gprathyusha@caviumnetworks.com>
Reviewed-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>