Reformatted code and removed unnecessary comments

Change-Id: I3307d4309caf31c4fca7889f92e17c8f480be0b9
diff --git a/graf.php b/graf.php
index 9dcf6ee..f3abb0d 100644
--- a/graf.php
+++ b/graf.php
@@ -3,7 +3,7 @@
 

 session_start();

 

-if (! isset($_POST["password"])) {

+if (!isset($_POST["password"])) {

   header("Location: login.php");

   exit();

 }

@@ -23,7 +23,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">

     <link rel="manifest" href="manifest.json">

 

-    <!-- own css stylesheets -->

+    <!-- Our CSS stylesheets -->

     <link rel="stylesheet" href="css/general.css">

     <link rel="stylesheet" href="css/graf.css">

     <link rel="stylesheet" href="css/dialog.css">

@@ -31,7 +31,7 @@
     <link rel="stylesheet" href="css/year-list.css">

     <link rel="stylesheet" href="css/search-bar.css">

 

-    <!-- imported css stylesheets -->

+    <!-- External CSS stylesheets -->

     <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">

     <link rel="stylesheet" href="https://code.getmdl.io/1.3.0/material.blue_grey-blue.min.css" />

 

@@ -42,7 +42,7 @@
     <meta name="apple-mobile-web-app-status-bar-style" content="black">

   </head>

   <body>

-    <!-- side buttons -->

+    <!-- Side buttons -->

     <div id="option-buttons">

       <button id="circle-mode" class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored"><i class="material-icons">trip_origin</i></button>

       <button id="settings" class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored"><i class="material-icons">settings</i></button>

@@ -51,7 +51,7 @@
       <button id="zoomout" class="mdl-button mdl-js-button mdl-button--fab mdl-button--mini-fab mdl-js-ripple-effect mdl-button--colored"><i class="material-icons">zoom_out</i></button>

     </div>

 

-    <!-- limit year list -->

+    <!-- Limit year list -->

     <div id="year-list" style="display:none">

       <span id="year-list-span"></span>

     </div>

@@ -125,7 +125,7 @@
     <script src="js/just-do-it.js"></script>

     <script src="js/init.js"></script>

 

-    <!-- imported scripts -->

+    <!-- External scripts -->

     <script defer src="https://code.getmdl.io/1.3.0/material.min.js"></script>

 

     <!--<script src="js/service-worker.js"></script>-->