Makefile in batcave-0.0.6 vs Makefile in batcave-0.0.7

@@ -33,14 +33,18 @@
 
 .PHONY: test-package
 test-package: $(GEM)
 	# Sometimes 'gem build' makes a faulty gem.
 	gem unpack $(GEM)
-	rm -rf ftw-$(VERSION)/
+	rm -rf $(NAME)-$(VERSION)/
 
 .PHONY: publish
 publish: test-package
 	gem push $(GEM)
 
 .PHONY: install
 install: $(GEM)
 	gem install $(GEM)
+
+.PHONY: clean
+clean:
+	-rm -rf .yardoc $(GEM) $(NAME)-$(VERSION)/