message: Update element 2.0 template
diff: <% } -%>
  "main": "<%= name %>.html",
  "dependencies": {
  - "polymer": "Polymer/polymer#^2.0.0-rc.2"
  + "polymer": "Polymer/polymer#^2.0.0"
  },
  "devDependencies": {
  - "iron-demo-helpers": "PolymerElements/iron-demo-helpers#2.0-preview",
  - "web-component-tester": "^6.0.0-prerelease.5",
  - "webcomponentsjs": "webcomponents/webcomponentsjs#^1.0.0-rc.5"
  + "iron-demo-helpers": "PolymerElements/iron-demo-helpers#^2.0.0",
  + "web-component-tester": "Polymer/web-component-tester#^6.0.0",
  + "webcomponentsjs": "webcomponents/webcomponentsjs#^1.0.0"
  },
  "resolutions": {
  - "polymer": "^2.0.0-rc.2"
  + "polymer": "^2.0.0"
  }
  }
  