feat(index): Change the source code link to forked one

src/index.html

@@ -62,9 +62,6 @@
         <a class="navbar-brand display-1 mr-auto" href="#"
           >SPARnatural - requêtes SPARQL naturelles sur RCF dépenses</a
         >
-        <span class="navbar-text" style="margin-right: 100px;">
-          <a href="?lang=fr">fr</a>&nbsp;|&nbsp;<a href="?lang=en">en</a>
-        </span>
       </nav>
     </header>
 
@@ -101,77 +98,17 @@
     </div>
 
     <footer id="footer" style="margin-top: 30px; text-align: center;">
-      <a href="http://blog.sparna.fr" target="_blank">Thomas Francart</a>
-      &nbsp;|&nbsp;
-      <a href="http://sparna.fr" target="_blank"
-        ><img src="http://labs.sparna.fr/skos-play/images/sparna.png"
-      /></a>
-      &nbsp;|&nbsp;
-      <a href="https://github.com/sparna-git/Sparnatural" target="_blank"
-        >Voir sur Github</a
-      >
+      <a href="https://forge.extranet.logilab.fr/UPND/rcf-sparnatural">
+        Sparnatural pour RCF dépenses
+      </a>
+      adapté à partir du projet
+      <a href="https://github.com/sparna-git/Sparnatural">
+        SPARNatural
+      </a>
       <br />
       <br />
     </footer>
 
-    <a
-      href="https://github.com/sparna-git/Sparnatural"
-      class="github-corner"
-      aria-label="View on GitHub"
-      ><svg
-        width="100"
-        height="100"
-        viewBox="0 0 250 250"
-        style="
-          fill: #fd6c6c;
-          color: #fff;
-          position: absolute;
-          top: 0;
-          border: 0;
-          right: 0;
-        "
-        aria-hidden="true"
-      >
-        <path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path>
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-          style="transform-origin: 130px 106px;"
-          class="octo-arm"
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-          fill="currentColor"
-          class="octo-body"
-        ></path></svg></a
-    ><style>
-      .github-corner:hover .octo-arm {
-        animation: octocat-wave 560ms ease-in-out;
-      }
-      @keyframes octocat-wave {
-        0%,
-        100% {
-          transform: rotate(0);
-        }
-        20%,
-        60% {
-          transform: rotate(-25deg);
-        }
-        40%,
-        80% {
-          transform: rotate(10deg);
-        }
-      }
-      @media (max-width: 500px) {
-        .github-corner:hover .octo-arm {
-          animation: none;
-        }
-        .github-corner .octo-arm {
-          animation: octocat-wave 560ms ease-in-out;
-        }
-      }
-    </style>
-
     <!-- Optional JavaScript -->
     <!-- jQuery first, then Popper.js, then Bootstrap JS -->
     <script