Implement all posts page and button

_includes/all_posts.html

@@ -0,0 +1,15 @@
+{% for post in site.posts %}
+    <div id="posts">
+        <h1><a href="{{ post.url }}">{{ post.title }}</a></h1>
+        <div class="" id="details">
+            <div class="" id="date">{{ post.pub }}</div>
+            <div class="" id="tags">
+                {% for topic in post.topics %}
+                    <a href="/topics/{{topic}}.html">{{topic}}</a> 
+                {% endfor %}
+            </div>
+        </div>
+        <div id="desc">{{ post.short_desc }}</div>
+    </div>
+{% endfor %}
+