Added link that points to our docs

Author: TolisSth

index.html

@@ -72,6 +72,7 @@
               <li class="scroll-to-section"><a href="#services">Χαρακτηριστικά</a></li>
               <li class="scroll-to-section"><a href="#about">Σχετικά με εμάς</a></li>
               <li class="scroll-to-section"><a href="#faq">FAQ</a></li>
+              <li class="scroll-to-section"><a href="https://open-source-uom.github.io/UniOS-docs/" target="_blank">Docs</a></li>
               <!--<li class="scroll-to-section"><a href="#contact" style="color: #141414 !important;">Fun facts!</a></li> -->
             </ul>        
             <a class='menu-trigger'>