Add Makefile to the project

Makefile

@@ -0,0 +1,27 @@
+release:
+	@echo "[+] releasing $(VERSION)"
+	@echo "[+] re-generating"
+	@echo "[+] building"
+	@$(MAKE) build
+	@echo "[+] comitting"
+	@git tag $(VERSION)
+	@git release $(VERSION)
+	@echo "[+] complete"
+.PHONY: release
+
+test:
+	@go test
+.PHONY: test
+
+build:
+	@gox -os="linux darwin" ./...
+	@mv cmd_darwin_386 s3f_darwin_386
+	@mv cmd_darwin_amd64 s3f_darwin_amd64
+	@mv cmd_linux_386 s3f_linux_386
+	@mv cmd_linux_amd64 s3f_linux_amd64
+	@mv cmd_linux_arm s3f_linux_arm
+.PHONY: build
+
+clean:
+	@git clean -f
+.PHONY: clean