Remove filler content

• move Index, Projects, and Blog to markdown instead of html files
• fix small syntax error in post-info.html, goddamn HTML and its silent
error handling 😖
• remove filler content in index, as well as some tags I was using for
testing

Blog.md

@@ -0,0 +1,28 @@
+---
+layout: collection
+title: Blog
+permalink: Blog/
+---
+
+{% assign char-count = 500 %}
+
+{% for post in site.posts %}
+<article class="post-entry">
+    <h2 class="post-title">
+        <a href="{{ post.url | prepend: site.baseurl }}">
+            {{ post.title }}
+        </a>
+    </h2>
+
+{% include post-info.html tags = post.tags date=post.date %}
+
+    <div class="post-excerpt">
+        {{post.content | markdownify | strip_html | truncate: char-count}}
+
+        <a class="post-see-more" href="{{ post.url | prepend: site.baseurl }}">
+            <i>See&nbsp;More</i>
+        </a>
+    </div>
+</article>
+<br>
+{% endfor %}