qa: New service to handle QA testing by students

qa/static/views/theme.html

@@ -0,0 +1,25 @@
+<h2>{{theme.name}} <small class="text-muted">{{theme.authors | stripHTML}}</small></h2>
+
+<div class="container" ng-bind-html="theme.intro"></div>
+
+<div ng-if="theme.id" ng-controller="ExercicesListController">
+  <h3>
+    Défis ({{ exercices.length }})
+  </h3>
+
+  <p><input type="search" class="form-control form-control-sm" placeholder="Search" ng-model="query" autofocus></p>
+  <table class="table table-hover table-bordered table-striped table-sm">
+    <thead class="thead-dark">
+      <tr>
+	<th ng-repeat="field in fields">
+	  {{ field }}
+	</th>
+      </tr>
+    </thead>
+    <tbody>
+      <tr ng-repeat="exercice in exercices | filter: query" ng-click="show(exercice.id)">
+	<td ng-repeat="field in fields" ng-bind-html="exercice[field]"></td>
+      </tr>
+    </tbody>
+  </table>
+</div>