Update index

cards.md

@@ -124,18 +124,12 @@ order: -1
 
 		</ul>
 	</div>
-	<div class="index-box noborderbox" id="ppc-card">
-		<h3>PPC</h3>
-		<ul>
-			<li><a href="{{ 'external/ppc/add-gitignore' | relative_url }}">Add a .gitignore to your repository</a></li>
-			<li><a href="{{ 'external/ppc/publish-repo' | relative_url }}">Publish a repository</a></li>
-
-		</ul>
-	</div>
 	<div class="index-box noborderbox" id="publication-card">
 		<h3>Publication</h3>
 		<ul>
 			<li><a href="{{ 'external/publication/10WaysImproveEnglish' | relative_url }}">10 ways to improve your English</a></li>
+			<li><a href="{{ 'external/publication/add-gitignore' | relative_url }}">Add a .gitignore to your repository</a></li>
+			<li><a href="{{ 'external/publication/publish-repo' | relative_url }}">Publish a repository</a></li>
 			<li><a href="{{ 'external/publication/publishInBiotools' | relative_url }}">Publishing a tool in *bio.tools*</a></li>
 
 		</ul>