{
    "name": "jolicode/jolitypo",
    "description": "Microtypography fixer for the web.",
    "type": "library",
    "license": "MIT",
    "homepage": "https://github.com/jolicode/JoliTypo",
    "keywords": ["typography", "ellipsis", "quote", "fixer", "smartquote"],
    "authors": [
        {
            "name": "Damien Alexandre",
            "email": "dalexandre@jolicode.com",
            "homepage": "http://damienalexandre.fr/"
        }
    ],
    "require": {
        "php": ">=5.3.0",
        "ext-mbstring": "*",
        "org_heigl/hyphenator": ">=2.0.3"
    },
    "conflict": {
        "ext-apc": "<3.1.11"
    },
    "autoload": {
        "psr-0": {
            "JoliTypo": "src/"
        }
    },
    "extra": {
        "branch-alias": {
            "dev-master": "0.1.x-dev"
        }
    }
}

{
    "name": "jolicode/jolitypo",
    "description": "Microtypography fixer for the web.",
    "type": "library",
    "license": "MIT",
    "homepage": "https://github.com/jolicode/JoliTypo",
    "keywords": ["typography", "ellipsis", "quote", "fixer", "smartquote"],
    "authors": [
        {
            "name": "Damien Alexandre",
            "email": "dalexandre@jolicode.com",
            "homepage": "http://damienalexandre.fr/"
        }
    ],
    "require": {
        "php": ">=5.3.0",
        "ext-mbstring": "*",
        "org_heigl/hyphenator": ">=2.0.3"
    },
    "conflict": {
        "ext-apc": "3.1.11"
    },
    "autoload": {
        "psr-0": {
            "JoliTypo": "src/"
        }
    },
    "extra": {
        "branch-alias": {
            "dev-master": "0.1.x-dev"
        }
    }
}

Set the conflict to 3.1.11 only
Set the conflict to 3.1.11 only

Ref #6, this version of APC may works under PHP5.3, but it's definitely better than forbidding all the lower versions. Let's keep an eye on this issue anyway.