{
    "name": "jblond/php-diff",
    "type": "library",
    "description": "A comprehensive library for generating differences between two hashable objects (strings or arrays).",
    "authors": [
        {
            "name": "Mario",
            "email": "leet31337@web.de"
        }
    ],
    "autoload": {
        "psr-0": {
           "Diff": "lib/"
        }
    }
}

{
    "name": "jblond/php-diff",
    "type": "library",
    "description": "A comprehensive library for generating differences between two hashable objects (strings or arrays).",
    "authors": [
        {
            "name": "Mario",
            "email": "leet31337@web.de"
        }
    ],
    "require": {
        "php" : ">= 5.4",
        "ext-mbstring": "*"
    },
    "autoload": {
        "psr-0": {
           "Diff": "lib/"
        }
    }
}

Add mbstring extension as package dependency
Add mbstring extension as package dependency
