{
    "name": "imsglobal/lti",
    "version" : "3.0.0",
    "description": "LTI Tool Provider Library",
    "keywords": ["lti"],
    "homepage": "https://www.imsglobal.org/lti",
    "type": "library",
    "license": "Apache-2.0",
    "authors":[
        {
            "name": "Stephen Vickers",
            "email": "svickers@imsglobal.org"
        }
    ],
    "require":{
        "php": ">=5.3.0"
    },
    "autoload":{
        "psr-4": {
            "IMSGlobal\\LTI\\": "src/"
        }
    }
}

{
    "name": "imsglobal/lti",
    "version" : "3.0.0",
    "description": "LTI Tool Provider Library",
    "keywords": ["lti"],
    "homepage": "https://www.imsglobal.org/lti",
    "type": "library",
    "license": "Apache-2.0",
    "authors":[
        {
            "name": "Stephen Vickers",
            "email": "svickers@imsglobal.org"
        }
    ],
    "require":{
        "php": ">=5.6.0"
    },
    "autoload":{
        "psr-4": {
            "IMSGlobal\\LTI\\": "src/"
        }
    }
}

Change minimum PHP to 5.6
Change minimum PHP to 5.6

Calls to empty function with a method return value requires PHP 5.5+.
PHP 5.6 is the oldest version currently supported.
