Laravel upgrade to 5.6

### laravel 5.5
$ npm install

"require": {
        "php": ">=5.5.9",
        "laravel/framework": "5.5.*",
        "laravelcollective/html": "5.5.*",
        "cviebrock/eloquent-sluggable": "^4.3",
        "unisharp/laravel-filemanager": "^1.9",
        "intervention/image": "^2.5"
    },
    "require-dev": {
        "fzaninotto/faker": "~1.4",
        "mockery/mockery": "0.9.*",
        "phpunit/phpunit": "~6.0",
        "symfony/css-selector": "2.8.*|3.0.*",
        "symfony/dom-crawler": "2.8.*|3.0.*"
    },

### laravel 5.6
composer.json

"scripts": {
        "post-root-package-install": [
            "php -r \"copy('.env.example', '.env');\""
        ],
        "post-create-project-cmd": [
            "php artisan key:generate"
        ],
        "post-install-cmd": [
            "Illuminate\\Foundation\\ComposerScripts::postInstall",
        ],
        "post-update-cmd": [
            "Illuminate\\Foundation\\ComposerScripts::postUpdate",
        ]
    },

$ php composer.phar update
$ php artisan –version

Pythonでも何だかんだ言われながらpytho2.7から3に変わっていきましたし、常に最新バージョンで開発する癖をつけた方が良さそうです。