PrivateFunction: getServerOnlyFiles
Returns an array with absolute paths to the files contained in the server
sub folder.

Returns:
(Array)
function getServerOnlyFiles() {
	var files = fs.readdirSync(path.join(__dirname));

	_.each(files, function(file, i) {
		files[i] = path.join(__dirname, file);
	});

	return files;
}