Updating Casper's use of title and author helpers

Related to TryGhost/Ghost#3599 and TryGhost/Ghost#3389

- The title helper no longer needs triple-stashes to be safe
- The #author can now be used as a context block again

author.hbs

@@ -2,27 +2,31 @@
 {{! The tag above means - insert everything in this file into the {body} of the default.hbs template }}
 
 {{! The big featured header }}
-<header class="main-header author-head {{#if author.cover}}" style="background-image: url({{author.cover}}){{else}}no-cover{{/if}}">
+
+{{! Everything inside the #author tags pulls data from the author }}
+{{#author}}
+    <header class="main-header author-head {{#if cover}}" style="background-image: url({{cover}}){{else}}no-cover{{/if}}">
         <nav class="main-nav overlay clearfix">
             <a class="back-button icon-arrow-left" href="{{@blog.url}}">Home</a>
-        <a class="subscribe-button icon-feed" href="{{@blog.url}}/author/{{author.slug}}/rss/">{{author.name}}</a>
+            <a class="subscribe-button icon-feed" href="{{url}}rss/">{{name}}</a>
         </nav>
     </header>
 
     <section class="author-profile inner">
-    {{#if author.image}}
+        {{#if image}}
         <figure class="author-image">
-        <div class="img" style="background-image: url({{author.image}})"><span class="hidden">{{author.name}}'s Picture</span></div>
+            <div class="img" style="background-image: url({{image}})"><span class="hidden">{{name}}'s Picture</span></div>
         </figure>
         {{/if}}
-    <h1 class="author-title">{{author.name}}</h1>
+        <h1 class="author-title">{{name}}</h1>
-    <h2 class="author-bio">{{author.bio}}</h2>
+        <h2 class="author-bio">{{bio}}</h2>
         <div class="author-meta">
-        {{#if author.location}}<span class="author-location icon-location">{{author.location}}</span>{{/if}}
+            {{#if location}}<span class="author-location icon-location">{{location}}</span>{{/if}}
-        {{#if author.website}}<span class="author-link icon-link"><a href="{{author.website}}">{{author.website}}</a></span>{{/if}}
+            {{#if website}}<span class="author-link icon-link"><a href="{{website}}">{{website}}</a></span>{{/if}}
-        <span class="author-stats"><i class="icon-stats"></i> {{plural pagination.total empty='No posts' singular='% post' plural='% posts'}}</span>
+            <span class="author-stats"><i class="icon-stats"></i> {{plural ../pagination.total empty='No posts' singular='% post' plural='% posts'}}</span>
         </div>
     </section>
+{{/author}}
 
 {{! The main content area on the homepage }}
 <main class="content" role="main">

page.hbs

@@ -11,9 +11,10 @@
 <main class="content" role="main">
 
     <article class="{{post_class}}">
+    {{! Everything inside the #post tags pulls data from the post }}
     {{#post}}
 
-        <h1 class="post-title">{{{title}}}</h1>
+        <h1 class="post-title">{{title}}</h1>
 
         <section class="post-content">
             {{content}}

post.hbs

@@ -15,7 +15,7 @@
     {{#post}}
 
         <header class="post-header">
-            <h1 class="post-title">{{{title}}}</h1>
+            <h1 class="post-title">{{title}}</h1>
             <section class="post-meta">
                 <time class="post-date" datetime="{{date format='YYYY-MM-DD'}}">{{date format="DD MMMM YYYY"}}</time> {{tags prefix=" on "}}
             </section>
@@ -27,8 +27,8 @@
 
         <footer class="post-footer">
 
-        {{! Everything inside the {#with author} tags pulls data from the author }}
+        {{! Everything inside the #author tags pulls data from the author }}
-        {{#with author}}
+        {{#author}}
 
             {{#if image}}
             <figure class="author-image">
@@ -50,7 +50,7 @@
                 </div>
             </section>
 
-        {{/with}}
+        {{/author}}
 
             <section class="share">
                 <h4>Share this post</h4>