Update 'handlebars' to 4.0.

contrib/dyn_templates/Cargo.toml

@@ -32,7 +32,7 @@ optional = true
 
 [dependencies.handlebars_]
 package = "handlebars"
-version = "3.0"
+version = "4.1"
 optional = true
 
 [package.metadata.docs.rs]

contrib/dyn_templates/tests/templates.rs

@@ -274,7 +274,7 @@ mod handlebars_tests {
     #[test]
     fn test_handlebars_templates() {
         const EXPECTED: &'static str
-            = "Hello _test_!\n\n<main> &lt;script /&gt; hi </main>\nDone.\n\n";
+            = "Hello _test_!\n<main> &lt;script /&gt; hi </main>\nDone.\n";
 
         let client = Client::debug(rocket()).unwrap();
         let mut map = HashMap::new();

examples/templating/src/hbs.rs

@@ -16,8 +16,6 @@ pub fn hello(name: &str) -> Template {
         title: "Hello",
         name: Some(name),
         items: vec!["One", "Two", "Three"],
-        // This special key tells handlebars which template is the parent.
-        parent: "hbs/layout",
     })
 }
 
@@ -62,6 +60,6 @@ pub fn customize(hbs: &mut Handlebars) {
         </section>
 
         {{/inline}}
-        {{~> (parent)~}}
+        {{> hbs/layout}}
     "#).expect("valid HBS template");
 }

examples/templating/templates/hbs/index.html.hbs

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