Add terms.html template.

Add index.html template.
Fix list.html template.

layouts/_default/list.html

@@ -5,16 +5,7 @@
   </div>
 {{ end }}
 <div class="posts">
-  {{ $isntDefault := not (or (eq (trim $.Site.Params.contentTypeName " ") "posts") (eq (trim $.Site.Params.contentTypeName " ") "")) }}
-  {{ $contentTypeName := cond $isntDefault (string $.Site.Params.contentTypeName) "posts" }}
-
-  {{ $PageContext := . }}
-  {{ if .IsHome }}
-    {{ $PageContext = .Site }}
-  {{ end }}
-  {{ $paginator := .Paginate (where $PageContext.RegularPages "Type" $contentTypeName) }}
-
-  {{ range $paginator.Pages }}
+  {{ range .Pages }}
   <div class="post on-list">
     <h1 class="post-title">
       <a href="{{ .Permalink }}">{{ .Title | markdownify }}</a></h1>