Show real contest name in task

src/functions.rs

@@ -443,6 +443,7 @@ pub fn show_task<T: MedalConnection>(conn: &T, task_id: u32, session_token: Stri
 
                 let taskpath = format!("{}{}", c.location, t.location);
 
+                data.insert("contestname".to_string(), to_json(&c.name));
                 data.insert("name".to_string(), to_json(&tg.name));
                 data.insert("taskid".to_string(), to_json(&task_id));
                 data.insert("csrftoken".to_string(), to_json(&session.csrf_token));

templates/task.hbs

@@ -72,7 +72,7 @@ text-decoration: none;
 <div id="bar">
 
 <div id="menu">
-<a href="/contest/{{contestid}}">{{contestname}}JwInf 2018</a>
+<a href="/contest/{{contestid}}">{{contestname}}</a>
 </div>
 <div>
 {{name}}