Examine source code of Umtice Flow

{
  "manifest_version": 2,
  "name": "Umtice Flow",
  "version": "1.6",
  "description": "Un nouveau look pour un truc moche.",
  "icons": {
    "96": "icon/icon-96x96.png",
    "128": "icon/icon-128x128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://umtice.univ-lemans.fr/*"
      ],
      "css": [
        "css/pallet-1.css",
        "css/global.css"
      ],
      "js": [
        "js/global.js"
      ]
    },
    {
      "matches": [
        "*://umtice.univ-lemans.fr/"
      ],
      "css": [
        "css/index.css"
      ]
    },
    {
      "matches": [
        "*://umtice.univ-lemans.fr/login/"
      ],
      "css": [
        "css/login.css"
      ]
    },
    {
      "matches": [
        "*://umtice.univ-lemans.fr/mod/assign/view.php*"
      ],
      "css": [
        "css/assign.css"
      ]
    },
    {
      "matches": [
        "*://umtice.univ-lemans.fr/message/*"
      ],
      "css": [
        "css/message.css"
      ]
    },
    {
      "matches": [
        "*://umtice.univ-lemans.fr/my/*"
      ],
      "css": [
        "css/my.css"
      ]
    },
    {
      "matches": [
        "*://umtice.univ-lemans.fr/course/view.php?id=*"
      ],
      "css": [
        "css/cource.css"
      ]
    },
    {
      "matches": [
        "*://umtice2.univ-lemans.fr/*"
      ],
      "css": [
        "css/pallet-2.css",
        "css/global.css"
      ],
      "js": [
        "js/global.js"
      ]
    },
    {
      "matches": [
        "*://umtice2.univ-lemans.fr/"
      ],
      "css": [
        "css/index.css"
      ]
    },
    {
      "matches": [
        "*://umtice2.univ-lemans.fr/login/"
      ],
      "css": [
        "css/login.css"
      ]
    },
    {
      "matches": [
        "*://umtice2.univ-lemans.fr/mod/assign/view.php*"
      ],
      "css": [
        "css/assign.css"
      ]
    },
    {
      "matches": [
        "*://umtice2.univ-lemans.fr/message/*"
      ],
      "css": [
        "css/message.css"
      ]
    },
    {
      "matches": [
        "*://umtice2.univ-lemans.fr/my/*"
      ],
      "css": [
        "css/my.css"
      ]
    },
    {
      "matches": [
        "*://umtice2.univ-lemans.fr/course/view.php?id=*"
      ],
      "css": [
        "css/cource.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{36fa14ce-60f0-4070-a448-5a09dd211630}"
    }
  }
}