[bgpd] Add 'show bgp memory' for stats on fixed-size allocations in bgpd

[bgpd] Add 'show bgp memory' for stats on fixed-size allocations in bgpd

2006-03-19 Paul Jakma <paul.jakma@sun.com>

	* bgpd/bgp_vty.c: Add includes to get several structs we want
	  to provide usage statistics on.
	  (show_bgp_memory_cmd) Show memory usage stats for various
	  notable fixed size objects. Using mtype_stats_alloc and
	  mtype_memstr recently added to memory.c.
	  (bgp_show_summary) Report some additional stats specific to
	  the given BGP instance and/or AFI/SAFI such as table counts,
	  peers, rsclients and peer-groups.
	  (bgp_vty_init) Install show_bgp_memory_cmd.