Update template to add links to categories

Makefile

@@ -52,6 +52,6 @@ publish: install
 
 github: publish
 	ghp-import -n $(OUTPUTDIR)
-	@git push -fq https://${GH_TOKEN}@github.com/$(TRAVIS_REPO_SLUG).git gh-pages > /dev/null
+	git push origin gh-pages
 
 .PHONY: html clean serve devserver publish

theme/static/css/styles.css

@@ -81,3 +81,7 @@ ul.articles_list li {
     text-align: justify;
     justify-content: center;
 }
+
+a.no-color {
+  color: inherit;
+}

theme/templates/article.html

@@ -58,7 +58,7 @@ h1 {
 {% block content %}
 <div id="main" class="posts">
 <h1 class="post-title">{{ article.title }}</h1>
-<span class="post-date">{{ article.locale_date | capitalize }}</span>
+<span class="post-date">{{ article.locale_date | capitalize }}, dans <a class="no-color" href="{{ article.category.url }}">{{ article.category }}</a></span>
 <img id="illustration" src="{{ article.image}}" />
 
 <div class="post article">