Fixed division by 0

Fixed an instance where you could end up dividing by zero, and removed
the ‘0’ placed on the progress chart if 0% of a goal has been completed.
more goalCurrent refactoring

Now placing the goalCurrent value into the $goal array that is passed
to the show view.
Adding badges to goal list view

Now I’m just procrastinating. Time to get back to work.
Fixed header so it's a link

OK. No more procrastination. More features.