Fix clippy.

src/context/regular_link.rs

@@ -32,7 +32,7 @@ render!(RenderRegularLink, IRegularLink, original, render_context, {
         .unwrap_or_else(|| "".to_owned());
 
     Ok(RenderRegularLink {
-        target: target,
+        target,
         raw_link: original.raw_link.clone(),
         children,
         post_blank: original.post_blank,

src/intermediate/regular_link.rs

@@ -64,8 +64,8 @@ impl LinkTarget {
                     let post_id = parsed.host_str().map(str::to_owned);
                     let subpath = {
                         let subpath = parsed.path();
-                        if subpath.starts_with('/') {
-                            &subpath[1..]
+                        if let Some(subpath) = subpath.strip_prefix('/') {
+                            subpath
                         } else {
                             subpath
                         }