Changes about locales and dates.

Add a way to specify the locale in the settings, and the date formating as well.
Fixes #61.

pelican/themes/martyalchin/templates/article.html

@@ -6,7 +6,7 @@
     {% if article.author %}
      By <a class="url fn" href="#">{{ article.author }}</a>
     {% endif %}
-     on <a>{{ article.date.strftime('%a %d %B %Y') }}</a>
+     on <a>{{ article.date.locale_date }}</a>
      about <a href="{{ SITEURL }}/category/{{ article.category }}.html">{{ article.category }}</a>
     </div>
     {{ article.content }}

pelican/themes/martyalchin/templates/category.html

@@ -4,6 +4,6 @@
 <div class="info"></div>
 {% for article in articles %}        
 <h2><a href="{{ SITEURL }}/{{ article.url }}">{{ article.title }}</a></h2> 
-<p class="published">{{ article.date.strftime('%a %d %B %Y') }}</p>
+<p class="published">{{ article.locale_date }}</p>
 {{ article.summary }}
 {% endfor %}

pelican/themes/martyalchin/templates/index.html

@@ -4,7 +4,7 @@
         {% if SITESUBTITLE %} <div class="info">{{ SITESUBTITLE }}</div> {% endif %}
         {% for article in articles %}        
         <h2><a href="{{ SITEURL }}/{{ article.url }}">{{ article.title }}</a></h2> 
-        <p class="published">{{ article.date.strftime('%a %d %B %Y') }}</p>
+        <p class="published">{{ article.locale_date }}</p>
         {{ article.summary }}
         {% endfor %}
 {% endblock %}