vlib physmem rework

This patch adds supprot support for multiple numa-aware physmem regions.

Change-Id: I5c69a6f4da33c8ee21bdb8604d52fd2886f2327e
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/src/examples/vlib/main_stub.c b/src/examples/vlib/main_stub.c
index 4d74bd7..3b19c53 100644
--- a/src/examples/vlib/main_stub.c
+++ b/src/examples/vlib/main_stub.c
@@ -27,8 +27,7 @@
 {
   clib_error_t *error;
 
-  if ((error =
-       unix_physmem_init (vm, /* fail_if_physical_memory_not_present */ 0)))
+  if ((error = unix_physmem_init (vm)))
     return error;
 
   if ((error = vlib_call_init_function (vm, unix_cli_init)))