VPP-369 Add an L2 output classification feature

Change-Id: If03162d328c1ea179249e734537ebb01bade3331
Signed-off-by: Dave Barach <dave@barachs.net>
diff --git a/vnet/Makefile.am b/vnet/Makefile.am
index fd9c3e5..71680b9 100644
--- a/vnet/Makefile.am
+++ b/vnet/Makefile.am
@@ -111,7 +111,8 @@
  vnet/l2/feat_bitmap.c				\
  vnet/l2/l2_bd.c				\
  vnet/l2/l2_bvi.c				\
- vnet/l2/l2_classify.c				\
+ vnet/l2/l2_input_classify.c			\
+ vnet/l2/l2_output_classify.c			\
  vnet/l2/l2_efp_filter.c			\
  vnet/l2/l2_fib.c				\
  vnet/l2/l2_flood.c				\