Updated todos

- showing past successes
- Fixed pointer css addition
Adding home page, per-quiz pages

- quizzes are stored individually
- quizzes have editable names
Download control moved to menubar

- Still shows count of selected
- Dissappears when nothing is selected
- Downloaded file is based on quiz name, with non-alphanumerics replaced
Now providing a three step process for creating a quiz

- Step labels light up as they become ready
- Input and questions hide appropriately
Bumping version to 0.3.0