Added subdir tools to support commands and local installers

Change-Id: I6cecf424ea8684d40f2281143421bd64e9c35da6
diff --git a/makefiles/include.mk b/makefiles/include.mk
index 2e4af37..b2d6d3b 100644
--- a/makefiles/include.mk
+++ b/makefiles/include.mk
@@ -38,6 +38,8 @@
 include $(ONF_MAKEDIR)/utils/include.mk      # dependency-less helper macros
 include $(ONF_MAKEDIR)/etc/include.mk        # banner macros
 
+include $(ONF_MAKEDIR)/etc/commands.mk       # Tools and local installers
+
 include $(ONF_MAKEDIR)/virtualenv.mk#        # lint-{jjb,python} depends on venv
 include $(ONF_MAKEDIR)/lint/include.mk
 # include $(ONF_MAKEDIR)/git-submodules.mk