Table to CSV/JSON

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Table to CSV/JSON",
  "short_name": "HTMLTableConverter",
  "version": "1.0.2",
  "author": "Codex10",
  "description": "Converts HTML tables in the page into csv or json",
  "background": {
    "scripts": [
      "js/background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/lodash.min.js",
        "js/index.js"
      ],
      "all_frames": true
    }
  ],
  "permissions": [
    "declarativeContent",
    "contextMenus"
  ],
  "homepage_url": "http://codex10.com",
  "icons": {
    "48": "assets/icons/icon-48.png",
    "128": "assets/icons/icon-128.png"
  },
  "web_accessible_resources": [
    "js/blank.js"
  ],
  "manifest_version": 2
}