Update refresh packe.xml command to set date and time [skip ci]

Author: pinepain

package.xml

@@ -26,11 +26,11 @@
         <email>pinepain@gmail.com</email>
         <active>yes</active>
     </lead>
-    <date>2017-04-22</date>
-    <time>18:58:58</time>
+    <date>2017-04-30</date>
+    <time>20:34:47</time>
     <version>
-        <release>0.1.4</release>
-        <api>0.1.4</api>
+        <release>0.1.5</release>
+        <api>0.1.5</api>
     </version>
     <stability>
         <release>stable</release>

scripts/refresh-package-xml.php

@@ -96,4 +96,13 @@
 
 $package = preg_replace("/{$start}.+{$end}/s", implode("\n", $files), $package);
 
-file_put_contents('package-new.xml', $package);
+$datetime = new DateTime();
+$package = preg_replace("/\<date\>.+\<\/date\>/", '<date>' . $datetime->format('Y-m-d') . '</date>', $package);
+$package = preg_replace("/\<time\>.+\<\/time\>/", '<time>' . $datetime->format('H:i:s') . '</time>', $package);
+
+$new_package_filename = 'package-new.xml';
+if (isset($argv[1]) && '-f' == $argv[1]) {
+    $new_package_filename = 'package.xml';
+}
+
+file_put_contents($new_package_filename, $package);