Readme update

views/site/index.php

@@ -8,12 +8,26 @@ pre{padding:10px;background-color:#DDD}
 <p>FSC is the core lib of <a href="https://filesite.io" target="_blank">filesite.io</a>, a small PHP Framework.</p>
 <hr>
 
+<h2>Download FSC</h2>
+<p>
+	Source code:
+	<a href="https://git.filesite.io/filesite/fsc" target="_blank">https://git.filesite.io/filesite/fsc</a>,
+	download it via git:
+</p>
+<pre>
+git clone "https://git.filesite.io/filesite/fsc.git"
+</pre>
+
+<h2>Sample codes</h2>
+
 <h3>App parameters</h3>
+<code>&lt;?php print_r(FSC::$app); ?&gt;</code>
 <pre>
 <?php print_r(FSC::$app); ?>
 </pre>
 
 <h3>View parameters</h3>
+<code>&lt;?php print_r($viewData); ?&gt;</code>
 <pre>
 <?php print_r($viewData); ?>
 </pre>