Add cli entrypoint for import

Author: glensc

bin/import.php

@@ -0,0 +1,24 @@
+#!/usr/bin/env php
+<?php
+
+use Xhgui\Profiler\ImporterFactory;
+
+require __DIR__ . '/../vendor/autoload.php';
+
+$importer = ImporterFactory::create();
+
+if ($argc <= 1) {
+    throw new RuntimeException('Missing input filename');
+}
+
+$filename = $argv[1];
+if (!is_readable($filename)) {
+    throw new RuntimeException($filename . ' isn\'t readable');
+}
+
+$fp = fopen($filename, 'r');
+if (!$fp) {
+    throw new RuntimeException('Can\'t open ' . $filename);
+}
+$importer->import($fp);
+fclose($fp);