[haxe] generate project.xml for openfl build

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gulp-haxetool",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "description": "Haxe tool for gulp",
   "main": "index.js",
   "dependencies": {
@@ -10,6 +10,7 @@
     "fs-extra": "^5.0.0",
     "got": "^8.3.0",
     "gulp": "github:gulpjs/gulp#4.0",
+    "lodash.template": "^4.4.0",
     "mkdirp": "^0.5.1",
     "plugin-error": "^1.0.1",
     "progress": "^2.0.0",