get rid of dead code warnings

src/lib.rs

@@ -3,11 +3,7 @@
 #[macro_use]
 extern crate handlebars;
 #[macro_use]
-extern crate include_dir;
-#[macro_use]
 extern crate lazy_static;
-#[macro_use]
-extern crate serde_json;
 
 #[macro_use]
 mod utils;

src/sn.rs

@@ -295,6 +295,7 @@ async fn delete_post(req: Request, url: Url) -> MyResult<Response> {
     ).internal_err()
 }
 
+#[allow(dead_code)]
 pub enum Verb {
     Show,
     Post,
@@ -343,6 +344,7 @@ impl Serialize for ContentType {
     }
 }
 
+#[allow(dead_code)]
 pub enum AccessType {
     Decrypted,
     Encrypted