added admin control panel for making posts, with basic authentication

templates/create_post.tmpl

@@ -3,7 +3,7 @@
 <form action="/admin/post" method="POST">
 	<input type="text" placeholder="url" name="url" />
 	<input type="text" placeholder="title" name="title" />
-	<textarea placeholder="post" name="content" />
+	<textarea placeholder="post" name="content"></textarea> 
 	<button type="submit">Make post</button>
 	<button type="clear">Clear form</button>
 </form>