fix comments for php server example

server/php/README.txt

@@ -3,7 +3,7 @@ PHP server library for KalSMS, with example implementation
 
 The KalSMS.php library is intended to be used as part of a PHP application 
 running on an HTTP server that receives incoming SMS messages from, and sends 
-outgoing SMS messages to an Android phone running KalSMS.
+outgoing SMS messages to, an Android phone running KalSMS.
 
 To run the example implementation, the example/www/ directory should be made available 
 via a web server running PHP (e.g. Apache). You can also use the included standalone 

server/php/example/send_sms.php

@@ -1,6 +1,10 @@
 <?php
 
-// invoke from command line 
+/*
+ * Command line script to simulate sending an outgoing SMS from the server.
+ *
+ * The message will be queued on the server until the next time KalSMS checks for outgoing messages.
+ */
 
 require_once __DIR__."/config.php";
 

server/php/example/server.php

@@ -1,12 +1,12 @@
 <?php
 
 /*
- * Example standalone HTTP server that routes all .php URIs to PHP files under ./example_www, 
- * and routes all other URIs to static files under ./example_www. 
+ * Example standalone HTTP server that routes all .php URIs to PHP files under ./www, 
+ * and routes all other URIs to static files under ./www. 
  * 
  * index.php is used as the directory index.
  *
- * Just run it on the command line like "php example_server.php".
+ * Just run it on the command line like "php server.php".
  */
 
 require_once __DIR__ . '/httpserver/httpserver.php';

server/php/example/test_sms.php

@@ -1,6 +0,0 @@
-<?php
-
-require_once __DIR__."/config.php";
-require_once __DIR__."/lib.php";
-
-var_dump(get_outgoing_sms("16505551212"));