{
    "compilerOptions": {
        "module": "commonjs",
        "target": "es6",
        "alwaysStrict": true,
        "noImplicitAny": true,
        "noImplicitThis": true,
        "strictNullChecks": true,
        "removeComments": false,
        "preserveConstEnums": true,
        "sourceMap": false
    }
}

{
    "compilerOptions": {
        "module": "commonjs",
        "target": "es2016",
        "alwaysStrict": true,
        "noImplicitAny": true,
        "noImplicitThis": true,
        "strictNullChecks": true,
        "removeComments": false,
        "preserveConstEnums": true,
        "sourceMap": false
    }
}

Change the Typescript target JS version to 'es2016'
Change the Typescript target JS version to 'es2016'

This requires using NodeJS v6.11 (note that support
for the exponentiation operator requires an extra flag).
The primary modivation for this change is added support
for the Array.prototype.includes() method.
