Reddit SpaceX Acronym Expander

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "manifest_version": 2,
    "name": "Reddit SpaceX Acronym Expander",
    "description": "This extension expands acronyms on the SpaceX Reddit page for easier reading",
    "version": "1.1",
    "browser_action": {
        "default_icon": "icon-16.png",
        "default_popup": "popup.html"
    },
    "permissions": [
        "activeTab",
        "https:\/\/ajax.googleapis.com\/"
    ],
    "icons": {
        "16": "icon-16.png",
        "48": "icon-48.png",
        "128": "icon-128.png"
    },
    "content_scripts": [
        {
            "matches": [
                "*:\/\/*.reddit.com\/r\/spacex\/comments\/*"
            ],
            "js": [
                "jquery-2.2.0.min.js",
                "expander.js"
            ]
        }
    ],
    "web_accessible_resources": [
        "spacex.json"
    ]
}