fix: update app babel plugin config (#44)

* fix: remove plugins not necessary for node 7.6

Since 7.6 is the new min

* fix: remove unused plugin deps

Author: knownasilya

blueprints/app/files/__name__/.babelrc

@@ -2,15 +2,9 @@
   "plugins": [
     "transform-exponentiation-operator",
     "syntax-trailing-function-commas",
-    "transform-es2015-arrow-functions",
-    "transform-es2015-template-literals",
     "transform-es2015-spread",
-    "transform-es2015-shorthand-properties",
-    "transform-es2015-destructuring",
     "transform-class-properties",
     "transform-es2015-modules-commonjs",
-    "transform-regenerator",
-    "syntax-async-functions",
     "transform-runtime"
   ],
   "ignore": [

blueprints/app/files/__name__/package.json

@@ -20,17 +20,10 @@
   "devDependencies": {
     "ava": "^0.17.0",
     "babel-eslint": "^7.1.1",
-    "babel-plugin-syntax-async-functions": "^6.13.0",
     "babel-plugin-syntax-trailing-function-commas": "^6.13.0",
-    "babel-plugin-transform-async-to-generator": "^6.16.0",
     "babel-plugin-transform-class-properties": "^6.19.0",
-    "babel-plugin-transform-es2015-destructuring": "^6.19.0",
     "babel-plugin-transform-es2015-modules-commonjs": "^6.18.0",
-    "babel-plugin-transform-es2015-shorthand-properties": "^6.18.0",
-    "babel-plugin-transform-es2015-spread": "^6.8.0",
-    "babel-plugin-transform-es2015-template-literals": "^6.8.0",
     "babel-plugin-transform-exponentiation-operator": "^6.8.0",
-    "babel-plugin-transform-regenerator": "^6.16.1",
     "babel-plugin-transform-runtime": "^6.15.0",
     "denali-babel": "0.0.x",
     "denali-eslint": "0.0.x"