Revert build dir to dist/ and add async.js to folder

Makefile

@@ -6,13 +6,15 @@ JSHINT = "$(CWD)/node_modules/.bin/jshint"
 JSCS = "$(CWD)/node_modules/.bin/jscs"
 XYZ = node_modules/.bin/xyz --repo git@github.com:caolan/async.git
 
-BUILDDIR = lib
+BUILDDIR = dist
+SRC = lib/async.js
 
 all: clean test build
 
 build: $(wildcard  lib/*.js)
 	mkdir -p $(BUILDDIR)
-	$(UGLIFY) lib/async.js -mc > $(BUILDDIR)/async.min.js
+	$(UGLIFY) $(SRC) -mc > $(BUILDDIR)/async.min.js
+	cp $(SRC) $(BUILDDIR)/async.js
 
 test:
 	$(NODEUNIT) test
@@ -21,8 +23,8 @@ clean:
 	rm -rf $(BUILDDIR)
 
 lint:
-	$(JSHINT) lib/*.js test/*.js perf/*.js
-	$(JSCS) lib/*.js test/*.js perf/*.js
+	$(JSHINT) $(SRC) test/*.js perf/*.js
+	$(JSCS) $(SRC) test/*.js perf/*.js
 
 .PHONY: test lint build all clean