handlebars: Inline parent subexpressions

These zero-arity subexpressions are causing problems with Handlebars v4. Since we don't seem to use different values for `parent` anywhere we might as well inline them and use the `layout` partial directly.

Author: Turbo87

src/lib.rs

@@ -149,7 +149,6 @@ impl<'a> Generator<'a> {
 
         let data = json!({
             "title": blog.index_title(),
-            "parent": "layout",
             "blog": blog,
             "other_blogs": other_blogs,
             "root": blog.path_back_to_root(),
@@ -173,7 +172,6 @@ impl<'a> Generator<'a> {
 
         let data = json!({
             "title": format!("{} | {}", post.title, blog.title()),
-            "parent": "layout",
             "blog": blog,
             "post": post,
             "root": blog.path_back_to_root().join("../../../"),

templates/index.hbs

@@ -36,4 +36,4 @@
   </div>
 </section>
 {{/inline}}
-{{~> (parent)~}}
+{{~> layout~}}

templates/post.hbs

@@ -16,4 +16,4 @@
   </div>
 </section>
 {{/inline}}
-{{~> (parent)~}}
+{{~> layout~}}