{
    "name": "atoum/blackfire-extension",
    "type": "library",
    "description": "Insrument your atoum unit tests with blackfire",
    "keywords": ["blackfire","atoum","test","unit testing","performance"],
    "homepage": "http://www.atoum.org",
    "license": "MIT",
    "authors": [
        {
            "name": "Adrien Gallou",
            "email": "adriengallou@gmail.com"
        }
    ],
    "autoload": {
        "psr-4": {
            "mageekguy\\atoum\\blackfire\\": "classes"
        }
    },
    "require": {
        "atoum/atoum": "<3.0",
        "blackfire/php-sdk": "^1.4"
    },
    "require-dev": {
        "phpunit/phpunit": "4.0.*"
    }
}

{
    "name": "atoum/blackfire-extension",
    "type": "library",
    "description": "Instrument your atoum unit tests with blackfire",
    "keywords": ["blackfire","atoum","test","unit testing","performance"],
    "homepage": "http://www.atoum.org",
    "license": "MIT",
    "authors": [
        {
            "name": "Adrien Gallou",
            "email": "adriengallou@gmail.com"
        }
    ],
    "autoload": {
        "psr-4": {
            "mageekguy\\atoum\\blackfire\\": "classes"
        }
    },
    "require": {
        "atoum/atoum": "<3.0",
        "blackfire/php-sdk": "^1.4"
    },
    "require-dev": {
        "phpunit/phpunit": "4.0.*"
    }
}

Fix a typo in the description
Composer: Fix a typo in the description

Another description would be better I guess. What about: “Write your Blackfire test suites with atoum”?