lib/FileSystem.js
function readFile(p, encoding) {
    var def = Q.defer();
    fs.readFile(p, encoding, def.makeNodeResolver());
    return def.promise
}
function readFile(p, encoding) {
    var def = Q.defer();
    fs.readFile(p, encoding, def.makeNodeResolver());
    return def.promise
}
function readFile ( p , encoding ) { var def = Q . defer ( ) ; fs . readFile ( p , encoding , def . makeNodeResolver ( ) ) ; return def . promise }
Promise wrapper for fs.readFile
@param p
Promise wrapper for fs . readFile