Add microarch details to 'show cpu'.

Change-Id: I31a3ff9e8f70468196c091027592a3aed2d09ac3
Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
diff --git a/src/vlib/cli.c b/src/vlib/cli.c
index d7b2a46..4c33914 100644
--- a/src/vlib/cli.c
+++ b/src/vlib/cli.c
@@ -852,7 +852,7 @@
 {
 #define _(a,b,c) vlib_cli_output (vm, "%-25s " b, a ":", c);
   _("Model name", "%U", format_cpu_model_name);
-  _("Microarchitecture", "%U", format_cpu_uarch);
+  _("Microarch model (family)", "%U", format_cpu_uarch);
   _("Flags", "%U", format_cpu_flags);
   _("Base frequency", "%.2f GHz",
     ((f64) vm->clib_time.clocks_per_second) * 1e-9);