Fix: Grab data from the data array inside the data value.
Fix: Remove bookmarks for quizzes when they are removed.
Add: Implemented quiz bookmarking. Fixes #1
Fix: Hide admin options when the user logs out.
Add: Display a bookmark icon when a quiz is bookmarked.
Fix: Correct the place where we get the closing date from.
Fix: No need to spawn vote icons when the page loads anymore.
Fix: We don't need to provide vote information here anymore.
Optimization: Cleaner packet hooking.
Fix: Hide the vote icon when editing a quiz to prevent overlap.
Change: Remove the bookmark icon on quizzes.
Fix: Correct the link parsing to deal with https links.
Optimization: Merge vote/bookmark data to one request.