Examine source code of Math Suite

{
  "version": "0.1.5",
  "name": "Math Suite",
  "manifest_version": 2,
  "permissions": [
    "storage"
  ],
  "short_name": "mathematics-suite",
  "background": {
    "scripts": [
      "lib/background.js"
    ]
  },
  "homepage_url": "https://mybrowseraddon.com/mathematics-suite.html",
  "description": "A suite of famous mathematical libraries for JavaScript!",
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
  "browser_action": {
    "default_title": "Math Suite",
    "default_icon": {
      "16": "data/icons/16.png",
      "32": "data/icons/32.png",
      "48": "data/icons/48.png",
      "64": "data/icons/64.png"
    }
  },
  "icons": {
    "16": "data/icons/16.png",
    "32": "data/icons/32.png",
    "48": "data/icons/48.png",
    "64": "data/icons/64.png",
    "128": "data/icons/128.png"
  }
}