Updated history view api to return more human-readable data

frontend/index.js

@@ -72,8 +72,8 @@ async function populateScreen() {
         <div class="full">
             <article class="card">
                 <header>
-                    <p>User: ${history[i].uid}</p>
-                    <p>Task: ${history[i].tid}</p>
+                    <p>User: ${history[i].user}</p>
+                    <p>Task: ${history[i].task}</p>
                     <p>Time: ${history[i].time}</p>
                     <p>Points gained: ${history[i].pointsGained}</p>
                 </header>