Merge pull request #55 from jocelynlih/paul

Paul
Merge pull request #56 from jocelynlih/paul

Art for sharpener and eraser
Merge pull request #57 from jocelynlih/paul

Sharpener/Eraser Sprites added to project. This happens automatically wi...
Merge pull request #58 from jocelynlih/paul

Fixed the sketch render scaling. It now looks the same across all device...
Merge pull request #59 from jocelynlih/paul

Added a simple progress bar art.
Merge pull request #61 from jocelynlih/paul

Paul
Create a real level with one minute game play
Fix Jump with steve. give steve status for run, jump, death and power up
Add collision detect for ground, finish line. Only allow steve jump when status is run. Add func for game over, moving sprites. Cleanup code.
Merge pull request #64 from jocelynlih/jocelyn

Issue #45 #46
Merge branch 'master' of https://github.com/jocelynlih/SwiftGameBook into paul
New artwork for the outside environment. Also, since it looks like touching the box causes you to die (and because you can't run into the box because that would mean walking on the ground, which is death) I changed the box to a box of TNT. The matching asset for the outside environment is a bear trap.