style(package): ES2016 eslint support (aurelia#704)

Author: Søren Høyer Kristensen

skeleton-esnext-webpack/.eslintrc.json

@@ -0,0 +1,3 @@
+{
+  "extends": "./node_modules/aurelia-tools/.eslintrc.json"
+}

skeleton-esnext-webpack/package.json

@@ -107,6 +107,7 @@
     "@easy-webpack/config-uglify": "^2.1.0",
     "@easy-webpack/core": "^1.3.2",
     "aurelia-tools": "^0.2.4",
+    "babel-eslint": "^7.1.0",
     "babel-plugin-transform-decorators-legacy": "^1.3.4",
     "babel-preset-es2015": "^6.9.0",
     "babel-preset-es2015-loose": "^7.0.0",
@@ -115,6 +116,7 @@
     "babel-register": "^6.11.6",
     "concurrently": "^2.2.0",
     "cross-env": "^2.0.0",
+    "eslint": "^3.9.0",
     "http-server": "^0.9.0",
     "jasmine-core": "^2.4.1",
     "karma": "^1.1.2",