now using better babel config

package.json

@@ -34,20 +34,18 @@
     "@types/shelljs": "*",
     "beautylog": "5.0.14",
     "early": "^2.0.13",
-    "esdoc": "^0.4.7",
     "gulp": "3.9.1",
     "gulp-babel": "^6.1.2",
-    "gulp-babel-istanbul": "^1.4.0",
     "gulp-concat": "^2.6.0",
     "gulp-function": "^1.3.6",
     "gulp-if": "^2.0.1",
     "gulp-inject-modules": "^1.0.0",
+    "gulp-istanbul": "^1.0.0",
     "gulp-mocha": "^2.2.0",
     "gulp-replace": "^0.5.4",
     "gulp-sourcemaps": "^1.6.0",
     "gulp-typedoc": "^2.0.0",
     "lodash": "^4.13.1",
-    "merge2": "1.0.2",
     "projectinfo": "1.0.3",
     "q": "^1.4.1",
     "shelljs": "^0.7.0",