[#2325] Remove old docs related at https://pytorch.org/ignite/ (#2432)

* remove all old docs

* revert some used items

* More updates according to the review

Co-authored-by: vfdev-5 <vfdev.5@gmail.com>

Author: Moh-Yakoub

docs/source/_templates/layout.html

@@ -122,36 +122,41 @@
 <div class="container-fluid header-holder tutorials-header" id="header-holder">
   <div class="container">
 
-    <a class="header-logo" href="{{ theme_variables.external_urls['home'] }}" aria-label="PyTorch-Ignite"></a>
+    <a class="header-logo" href="/" aria-label="PyTorch-Ignite"></a>
 
     <div class="header-container">
 
       <div class="main-menu">
         <ul>
           <li>
-            <a href="{{ theme_variables.external_urls['quickstart'] }}">Quickstart</a>
+            <a href="{{ theme_variables.external_urls['home'] }}/{{ theme_variables.external_urls['quickstart'] }}">Quickstart</a>
           </li>
 
           <li>
-            <a href="{{ pathto('concepts') }}">Concepts</a>
+            <a href="{{ theme_variables.external_urls['home'] }}/{{ theme_variables.external_urls['concepts'] }}">Concepts</a>
           </li>
 
+          <!-- <li>
+            <a href="{{ theme_variables.external_urls['home'] }}/{{ theme_variables.external_urls['examples'] }}">Examples</a>
+          </li> -->
+
           <li>
-            <a href="{{ pathto('examples') }}">Examples</a>
+            <a href="{{ theme_variables.external_urls['home'] }}/{{ theme_variables.external_urls['faq'] }}">FAQ</a>
           </li>
 
           <li>
-            <a href="{{ theme_variables.external_urls['faq'] }}">FAQ</a>
+            <a href="{{ theme_variables.external_urls['github'] }}" target="_blank" rel="noopener noreferrer">GitHub</a>
           </li>
 
           <li>
-            <a href="{{ theme_variables.external_urls['github'] }}" target="_blank" rel="noopener noreferrer">GitHub</a>
+            <a href="{{ theme_variables.external_urls['home'] }}/{{ theme_variables.external_urls['about_us'] }}">About us</a>
           </li>
 
           <li>
-            <a href="{{ theme_variables.external_urls['about_us'] }}">About us</a>
+            <a href="{{ theme_variables.external_urls['home'] }}">⊳ pytorch-ignite.ai</a>
           </li>
 
+
         </ul>
       </div>
 

docs/source/_templates/theme_variables.jinja

@@ -4,12 +4,12 @@
   'contributing': 'https://github.com/pytorch/ignite/blob/master/CONTRIBUTING.md',
   'docs': 'https://pytorch.org/ignite/index.html',
 
-  'home': 'https://pytorch.org/ignite',
+  'home': 'https://pytorch-ignite.ai',
 
-  'concepts': 'concepts.html',
-  'quickstart': 'https://pytorch-ignite.ai/tutorials/beginner/01-getting-started/',
-  'examples': 'examples.html',
-  'faq': 'https://pytorch-ignite.ai/how-to-guides/',
-  'about_us': 'https://pytorch-ignite.ai/about/community/'
+  'concepts': 'concepts/',
+  'quickstart': 'tutorials/beginner/01-getting-started/',
+  'examples': 'tutorials/beginner/01-getting-started/#complete-code',
+  'faq': 'how-to-guides/',
+  'about_us': 'about/community/'
 }
 -%}