[gulp] move tasks to gulp-haxetool package

package.json

@@ -3,33 +3,18 @@
   "version": "0.7.3",
   "private": true,
   "devDependencies": {
-    "ansi-colors": "^1.0.1",
-    "async": "^2.6.0",
     "babel-core": "^6.26.0",
     "babel-preset-es2015": "^6.24.1",
-    "download": "^6.2.5",
-    "fancy-log": "^1.3.2",
-    "fs-extra": "^5.0.0",
-    "got": "^8.0.1",
     "gulp": "github:gulpjs/gulp#4.0",
-    "gulp-babel": "^7.0.0",
-    "gulp-clean": "^0.3.2",
+    "gulp-babel": "^7.0.1",
+    "gulp-clean": "^0.4.0",
     "gulp-concat": "^2.6.1",
     "gulp-debian": "^0.1.9",
+    "gulp-haxetool": "file:/opt/repo/gulp-haxetool",
     "gulp-run": "^1.7.1",
     "gulp-template": "^5.0.0",
     "gulp-uglify": "^3.0.0",
-    "gulp-webserver": "^0.9.1",
-    "plugin-error": "^0.1.2",
-    "progress": "^2.0.0",
-    "promise-streams": "^2.1.1",
-    "rmdir": "^1.2.0",
-    "tar": "^4.2.0",
-    "tmp-file": "^2.0.1",
-    "unzip-stream": "^0.2.1",
-    "vinyl-fs": "^3.0.1",
-    "yargs": "^10.0.3",
-    "mkdirp": "latest"
+    "gulp-webserver": "^0.9.1"
   },
   "haxeDependencies": {
     "lime": "6.0.1",