Grunt concat options

{
    "options": {
        "separator": ";\n"
    },

    "libInit": {
        "dest": "public/js/init/libInit.min.js",
        "src": [
            "public/js/lib/jquery-*.js",
            "public/js/lib/socket.io.js",
            "public/lib/class.js"
        ]
    },

    "libExtends": {
        "dest": "public/js/init/libExtends.min.js",
        "src": [
            "public/js/lib/jquery.ui.*.js",
            "public/js/lib/pomeloclient.js",
            "public/lib/AStar.js"
        ]
    },

    "mapEditor": {
        "dest": "public/js/tmp/mapEditor.tmp.js",
        "src": [
            "public/Engine/JSONLoader.js",
            "... and more"
        ]
    },

    "shared": {
        "dest": "public/js/tmp/shared.tmp.js",
        "src": [
            "../shared/lib/public/*.js"
        ]
    },

    "js": {
        "dest": "public/js/tmp/js.tmp.js",
        "src": [
            "public/js/*.js",
            "!public/js/lib/*",
            "!public/js/tmp/*",
            "!public/js/init/*",
            "!public/js/*min.js"
        ]
    },

    "bundle": {
        "dest": "public/js/bundle.min.js",
        "src": [
            "public/js/tmp/shared.tmp.js",
            "public/js/tmp/js.tmp.js"
        ]
    }

}