Add 50% of AISL handbook

aisl/index.html

@@ -11,7 +11,7 @@
   <meta name="description" content="">
   <meta name="author" content="Löwenware.s.r.o">
 
-  <title>AISL Technology</title>
+  <title>AISL - a lightweight C library for web development</title>
 
 
   <link href="/static/style.css" rel="stylesheet" />
@@ -46,7 +46,7 @@
 
 
   <main class="content text-content">
-    <h1>AISL Technology</h1>
+    <h1>AISL - a lightweight C library for web development</h1>
 
     <p>AISL is an acronym for Asynchronous Internet Server Library - a C library
     for web development with built-in lightweight asynchronous HTTP server. It
@@ -58,6 +58,14 @@
     <p>AISL can power up wide range of applications from small web sites to
     complex IoT or mobile application backends.</p>
 
+    <h2>Documentation</h2>
+		<p>We've combined all necessary information for a quick start and advanced
+		usage of AISL in a single all-in-one <a href="/aisl/handbook.html">Handbook</a>.
+		If you are looking for an <a href="handbook.html#installation">installation instructions</a>,
+		<a href="handbook.html#getting-started">Hello World</a> example or full
+		<a href="handbook.html#api-reference">API reference</a>, it is exactly what
+		you need.</p>
+
     <h2>The Technology</h2>
 
 		<p>AISL is our contribution to faster Internet. In addition to library