Merge pull request #9 from unholyhen/master

Balloon: Added new graphics/animations.
Lizard: Added target
Renames "skatterna-i-berget-objekt.png" to start with lower case S to properly match the file name used in the game
Merge remote-tracking branch 'upstream/master'
Merge pull request #10 from CodeLeaf/master

Balloon: Renames "skatterna-i-berget-objekt.png" to start with lower case S
Lizard: Animate target
Change to credits
Boot game when everything is loaded (fix #11)
Merge remote-tracking branch 'upstream/master'