fixing tests

Author: Parth Shah

app/submissions/submissions.controller.js

@@ -14,9 +14,10 @@ import angular from 'angular'
     try {
       a[1].undef
     } catch (e) {
-      console.log('Raven', window.Raven)
-      window.Raven.captureException(e)
-      console.log(window.Raven.lastEventId())
+      if (window.Raven) {
+        window.Raven.captureException(e)
+        console.log(window.Raven.lastEventId())
+      }
     }
     if (vm.error) {
       vm.errorType = challengeToSubmitTo.error.type