Examine source code of FaucetBox Killer

{
  "manifest_version": 2,
  "name": "FaucetBox Killer",
  "description": "Don't Wait To Get Reward! And Help AdsBlock In FaucetBox Faucet Site",
  "version": "0.2resigned1",
  "browser_action": {
    "default_title": "FaucetBox Killer",
    "default_icon": "Icons/w-icon.png"
  },
  "permissions": [
    "tabs",
    "webNavigation",
    "webRequestBlocking",
    "webRequest",
    "*://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "16": "Icons/w-icon16.png",
    "48": "Icons/w-icon48.png",
    "128": "Icons/w-icon128.png"
  },
  "applications": {
    "gecko": {
      "id": "FaucetKiller@corrm.com"
    }
  }
}