chore(makefile) add Makefile to support installations of Lua library

Author: dndx

Makefile

@@ -0,0 +1,15 @@
+OPENRESTY_PREFIX=/usr/local/openresty
+
+#LUA_VERSION := 5.1
+PREFIX ?=          /usr/local
+LUA_INCLUDE_DIR ?= $(PREFIX)/include
+LUA_LIB_DIR ?=     $(PREFIX)/lib/lua/$(LUA_VERSION)
+INSTALL ?= install
+
+.PHONY: all test install
+
+all: ;
+
+install: all
+	$(INSTALL) -d $(DESTDIR)$(LUA_LIB_DIR)/resty/kong/
+	$(INSTALL) -m 664 lualib/resty/kong/*.lua $(DESTDIR)$(LUA_LIB_DIR)/resty/kong/