Added Architect module and makefile rule for engines installation

Change-Id: I462f47d01bd8d2b249ff059a0efd0271929691f7
diff --git a/Makefile b/Makefile
index 1043fbe..8eb30e8 100644
--- a/Makefile
+++ b/Makefile
@@ -40,6 +40,7 @@
 	cp -a $(FORMULANAME) $(DESTDIR)/$(SALTENVDIR)/
 	[ ! -d _modules ] || cp -a _modules $(DESTDIR)/$(SALTENVDIR)/
 	[ ! -d _states ] || cp -a _states $(DESTDIR)/$(SALTENVDIR)/ || true
+	[ ! -d _engines ] || cp -a _engines $(DESTDIR)/$(SALTENVDIR)/ || true
 	[ ! -d _grains ] || cp -a _grains $(DESTDIR)/$(SALTENVDIR)/ || true
 	# Metadata
 	[ -d $(DESTDIR)/$(RECLASSDIR)/service/$(FORMULANAME) ] || mkdir -p $(DESTDIR)/$(RECLASSDIR)/service/$(FORMULANAME)