added repo link to docs;

Author: BrandonBahret

docs/index.html

@@ -1093,6 +1093,13 @@
           <span class="dot"></span> Storage &amp; logging
         </a>
       </div>
+
+      <div class="nav-group">
+        <div class="nav-group-label">Project</div>
+        <a class="nav-link" href="https://github.com/BrandonBahret/PyperCache" target="_blank" rel="noopener noreferrer">
+          <span class="dot"></span> GitHub
+        </a>
+      </div>
     </nav>
   </aside>
 
@@ -3266,4 +3273,4 @@ <h2>LogRecord</h2>
 </script>
 
 </body>
-</html>
+</html>